　漢聲精選世界兒童數學叢書　全套介紹

　　努力想學好數學，卻學得苦不堪言？
　　孩子說他討厭數學？
　　「漢聲精選世界兒童數學叢書」就是一套希望能為孩子討厭數學、害怕數學提出解決之道的叢書。它以活潑、自然的方式，讓孩子輕鬆地認識和瞭解各種數學概念，建構好學數學的基礎，是孩子學數學時不可多得的課外讀物。

　　【五大教學主題】
　　內容涵蓋108數學課綱的五大教學主題：
　　1. 數與計算：介紹數的概念，以及加減乘除的計算原理。
　　2. 量與實測：介紹長度、重量、體積、面積、容量、時間等大小多寡，以及如何測量這些數量。
　　3. 空間與形狀：介紹平面與立體的概念。
　　4. 統計與機率：統計是處理大量資料使用的方法，概率講的是或然率問題。
　　5. 關係：介紹元素與集合的關係。

　　【搭配課堂學習節奏，逐本深入】
　　全套共41冊，分四輯推出，前三輯各10本，第四輯11本。
　　41本根據書籍內容在108課綱的年級落點進行排序，逐本由淺而深。每輯再根據五大數學概念主題的學習順序，排定10或11本的次序，貼近課堂學習數學的節奏，閱讀與學習可以無阻礙的相互融合、相輔相成。

　　【搭配媽媽手冊，延伸學習】
　　每一輯都搭配一本媽媽手冊，方便在家延伸學習。
　　媽媽手冊由數學教育領域教授和資深國小數學老師們協助編撰而成，不但分析出每本圖畫書所含的數學概念，在媽媽手冊裡進行分段說明、提供在家可玩的數學活動，還根據數學概念找出相對應的108課綱數學教學指標，列成108課綱對照表，標示出每本圖畫書在現行數學教學課綱中各年級的精確落點。

　　數學叢書第2輯的特色簡介

　　第2輯十本圖畫書所含的數學概念，年齡層適合小學3～5年級學習，數學主題從低年級側重的數與計算、量與實測，延伸到空間與形狀及關係。
　　提前或學習後閱讀都可。提前閱讀可先於課堂學習在腦中留下印象，學習時有熟悉感；學習後再閱讀，可重溫、重整學習所得，有助於對數學概念更有領會。

　　【逐本簡介】
　　11.《古羅馬人的數字》
　　以故事情節引導孩子認識羅馬數字的發展歷史，以及它獨特的記數方式，讓孩子跳脫阿拉伯數字系統的慣性思維，享受另一種運用符號記數的樂趣。

　　12.《猜一猜，算一算》
　　透過各種生活情境中的例子，讓孩子學會從有學問、有基準的猜猜看活動，培養出正確的量感，為準確做估計打下基礎。

　　13.《看圖學數理》
　　作者跳脫傳統數學教學，化數為圖案、由圖案代替運算來解說概念，讓孩子一目了然、又輕鬆有趣的弄懂抽象的數學概念。

　　14.《長短，高矮和寬窄》
　　透過動手做活動，讓孩子學習三種測量方法：不靠尺量的直接比較法和個別單位比較法，以及用尺測量的標準化單位比較法。

　　15.《多多少少，談測量》
　　引導孩子學習用不同的標尺給不同的事物做測量，客觀事物有公認的標尺可用，主觀感受則可以自創標尺做測量。

　　16.《大家來切派》
　　以童趣可愛的鱷魚為主角，帶領孩子從認識角而學會辨識形狀，並進而歸納出推算各種形狀內角總和的規則，打下進入幾何學的基礎。

　　17.《圓》
　　作者設計了多種動手做活動，讓孩子從去做、去觀察、去理解的過程中，歸納出圓的特性，並利用圓去畫出各種美麗圖案。

　　18.《直線、平行線、垂直線》
　　從日常生活入手，條理清晰的讓孩子由點而認識直線，由直線而認識平行線、垂直線，更進而從中觀察出它們的幾何規律。

　　19.《葛小大的一生》
　　以兒歌似的開場白吸引孩子進入有限數系的世界，認識生活中最常見的有限數系，以及它們周而復始的特性。

　　20.《一人、兩人玩的數學遊戲》
　　透過玩遊戲，挑起孩子為爭贏而興起探索遊戲邏輯的好奇，甚至摸索出致勝的訣竅，同時從中學習到新的數學概念。

Specifications 規格

Recommended Age: 3-8 years
Dimensions：22.5 x 26 x 9.5 cm | 8.86 x 10.23 x 3.74 in
Publisher: 漢聲雜誌
是否有注音：有

Shipping within the U.S.

FREE standard shipping to the 48 contiguous United States for purchases over $99.00 USD
Flat rate standard shipping of $8.95 to the 48 contiguous United States for purchases below $99.00 USD
Flat rate shipping of $19.00 to Alaska, Hawaii and U.S. Territories for any purchase with exception of furniture items**
As of 3/14/2022, a flat rate shipping fee will be charged for select furniture items depends on chargeable weight, regardless purchase amount:

U.S. 48 contiguous states :

$8.95 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$20 flat rate shipping - Select furniture items between 22 lbs - 36 lbs (example for this tier - HAWOOD furniture desk + chair set)
$50 flat rate shipping - Select furniture items 36 lbs+ (example for this tier - 【Grow with Me】2-in-1 Multi-Purpose Bookshelf and Storage)
$100 flat rate shipping - Select furniture items 90lbs+ (example for this tier - Explorista Wooden Desk)

Alaska, Hawaii and U.S. Territories

$50 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$100 flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)
$250 flat rate shipping - Select furniture items 50lbs+

All orders are processed within 3 business days upon payment approval, excluding holidays and pre-order items.
We reserve the right to cancel any order in the event of any inventory, price, or other product related error. Orders cancelled will be notified via e-mail.
Items are shipped from Los Angeles, California (United States) unless otherwise stated.
Orders are shipped in accordance with customer's shipping address. We are not responsible for items delivered to incorrect shipping addresses.
We are not responsible for any lost or stolen merchandise incurred upon shipping.
We do not ship to P.O. Boxes.
Orders containing a mix of in-stock and pre-order items will be shipped together when pre-order items arrive at our warehouse. Customers have the option to receive in-stock items first with a fee of $8.95 during the checkout process.

Shipping outside of the U.S

$20 flat rate shipping for Canada and Mexico on orders over $199 USD. Shipping will be calculated upon checkout on purchases under $199 USD. Select furniture items excluded and specified as follows:

$80 USD flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$199 USD flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)

Items are shipped from Los Angeles, California (United States). Website currency is in USD.
Customers outside of the U.S. may have to pay for import duties and sales taxes directly to your carrier.
Prices shown on YOBABYSHOP.COM exclude all relevant import duties and sales taxes.
For more information about customs and duties upon import, please contact your local customs office or tax authority before placing an order.
We are not responsible for any lost or stolen merchandise incurred upon shipping.
International orders are not qualified for any free shipping promotion on YOBABYSHOP.COM.
We are not liable for any returned merchandise due to incomplete customs clearance. Returns received due to the above mentioned reason will be refunded with 15% stocking fee; and shipping fees will not be refunded.

RETURNS

All shipping and insurance costs are non-refundable, and are at the expense of the customer.
We understand you might change the mind. We accept unused products returned within 14 days of purchase at the shipping expense of customers. We are unable to accept any item with open-box or sign of use.
In the event wrong item is received, please contact us at info@yobabyshop.com within 7 days after delivery date.
We are not responsible for any lost or stolen merchandise incurred upon return shipping.
Refunds will be processed in the form in which payment was received. If gift card payment is used in the order, refund will be issued back to the same gift card first.
Please allow up to 10 business days for your refund to process.
We reserve the right to refuse any returned item that does not meet our return policies. Stocking fees may apply if any package seal/wrap is opened.
All sale and special promo items are final.

IN ORDER TO PROCESS A RETURN PLEASE SEE THE FOLLOW STEPS:

Step 1 : Contact us at info@yobabyshop.com.

Step 2 : Pack your merchandise and ship via any carrier of choice

Step 3 : Refund will be processed within 10 business days after the returned merchandise is received. Original shipping charges will not be credited.

EXCHANGES OF ANY DEFECTIVE ITEM

While we strive to provide only qualify products on yobabyshop.com, there are various factors that might cause slight imperfections. We understand and will be glad to replace any defective item WITHIN 14 DAYS RECEIPT OF YOUR ORDER.
Defective items claimed after 14 days from receipt may be eligible for warranties. Warranties terms vary from vendors. Please review warranty policies from vendors here.
Items not eligible for warranties and claimed defective after 14 days will NOT be accepted.
List of warranty details provided by vendors can be viewed here.

(1) 詳細活動辦法與規定請以官網公佈為準 https://www.yobabyshop.com/ 若有於活動網頁說明之未盡事宜，YoBaby Shop 保有隨時修改、暫停與終止本活動之權利，如有任何變更內容或詳細注意事項將於粉絲專頁公告，恕不另行通知。

From time to time there may be information on our website that contains typographical errors, inaccuracies, or omissions that may relate to product descriptions, pricing, and availability. Yo! Baby Shop reserves the right to correct any errors, inaccuracies or omissions and to change or update information at any time without prior notice (including after you have submitted your order). If you do not wish to continue your purchase after pricing or other information has been corrected, please contact us right away and we will work with you to cancel or return your order.

(2) 使用本活動折扣所購買之商品，商品實際折抵後若未達免運之門檻，則需負擔商品運費。

You will be responsible for shipping charge if the discounted total price of your order is under the $85 Free Ground Shipping offer.

(3) 活動為年度Final Sale，除產品瑕疵外不接受任何形式的退貨退款或換貨要求。

All promotional events are FINAL SALE. We are unable to accept any return or exchange with an exception of a defective product.

(4) Yo! Baby Shop 提供「7天調價保證」: 凡於特價前7天內購買的商品皆可連繫 Yo! Baby Shop 客服, 我們將以禮卡的形式將差額退還給您.

Yo! Baby Shop is now offering 7 day price adjustment guarantee. Merchandise purchased within 7 days prior to it's sale price is eligible for price adjustment. Price difference will be returned to customers in the form of store gift card.

Please review below list of vendors and their warranty terms:

Sound books and any electronic learning aid may be eligible for replacement within 6 months of delivery.
HAWOOD FURNITURES: Warranty details may be found here.
Stokke: Warranty may be claimed here within 1 year from the date of receipt.

Any warranty may be claimed by emailing us at info@yobabyshop.com.
We reserve the right to refuse any ineligible claim.

漢聲

漢聲精選世界兒童數學叢書第四輯

$238.00

漢聲精選世界兒童數學叢書　全套介紹

　　努力想學好數學，卻學得苦不堪言？

　　孩子說他討厭數學？

　　「漢聲精選世界兒童數學叢書」就是一套希望能為孩子討厭數學、害怕數學提出解決之道的叢書。它以活潑、自然的方式，讓孩子輕鬆地認識和瞭解各種數學概念，建構好學數學的基礎，是孩子學數學時不可多得的課外讀物。

　　【五大教學主題】

　　內容涵蓋108數學課綱的五大教學主題：

　　1. 數與計算：介紹數的概念，以及加減乘除的計算原理。

　　2. 量與實測：介紹長度、重量、體積、面積、容量、時間等大小多寡，以及如何測量這些數量。

　　3. 空間與形狀：介紹平面與立體的概念。

　　4. 統計與機率：統計是處理大量資料使用的方法，概率講的是或然率問題。

　　5. 關係：介紹元素與集合的關係。

　　【搭配課堂學習節奏，逐本深入】

　　全套共41冊，分四輯推出，前三輯各10本，第四輯11本。

　　41本根據書籍內容在108課綱的年級落點進行排序，逐本由淺而深。每輯再根據五大數學概念主題的學習順序，排定10或11本的次序，貼近課堂學習數學的節奏，閱讀與學習可以無阻礙的相互融合、相輔相成。

　　【加贈媽媽手冊，延伸學習】

　　每一輯都附贈有媽媽手冊，方便在家延伸學習。

　　媽媽手冊由數學教育領域教授和資深國小數學老師們協助編撰而成，不但分析出每本圖畫書所含的數學概念，在媽媽手冊裡進行分段說明、提供在家可玩的數學活動，還根據數學概念找出相對應的108課綱數學教學指標，列成108課綱對照表，標示出每本圖畫書在現行數學教學課綱中各年級的精確落點。

　　數學叢書第四輯的特色簡介

　　第四輯11本圖畫書所含的數學概念，年齡層適合小學5、6年級及國中以上，數學主題多與資料與不確定性、代數與函數的基礎，以及關係的邏輯推演相關。

　　提前或學習後閱讀都可。提前閱讀可先於課堂學習在腦中留下印象，學習時有熟悉感；學習後再閱讀，可重溫、重整學習所得，有助於對數學概念更有領會。

　　【逐本簡介】

　　31.《二進位數》

　　以簡單的摺線遊戲，讓孩子輕鬆理解二進位數的概念後，再以生活情境為背景，帶領孩子認識二進位數的神奇之處，進而了解二進位數如何在電腦運算時發揮強大的作用。

　　32.《橢圓》

　　以簡單易懂的操作活動，幫助孩子建立起對橢圓的認識，並在畫出標準橢圓的實作活動中，認識橢圓的雙焦點特性，以及與橢圓相關的曲線家族。

　　33.《橡皮圈、棒球、甜甜圈》

　　從橡皮圈、棒球、甜甜圈等常見物品的形體變化，讓孩子學會從不同的幾何形體中發現其中共有的不變性，進而認識以獨特視角看世界的拓樸學。

　　34.《機率知多少》

　　透過作者精心安排的各式實驗，在邊玩邊學中輕鬆熟悉如何收集數據、如何運用數據做預測，以及如何化數據為圖表，一目了然展現出預測的結果。

　　35.《軟糖 666----代數趣談》

　　以趣味的分軟糖活動，一步步深入代數的學習。從以具體的紙袋代表未知的軟糖數量，簡化到用英文字母代表未知數，讓孩子慢慢熟悉寫方程式、解方程式的代數學習過程。

　　36.《圖解遊戲》

　　利用最簡單的點、箭頭和圈圈，讓孩子以畫圖方式來表達內在關係，進而了解集合是什麼，以及兩個集合間一對一、多對一的函數關係。

　　37.《來玩文氏圖的遊戲》

　　以懸疑有趣的手法，吸引孩子從分類過程中認識文氏圖的用法，並能學以致用的以文氏圖來推演出難題或懸案的最後答案，訓練孩子的邏輯思考力。

　　38.《可，否　走，停》

　　以可愛的童話作為開場，讓孩子輕鬆認識「或」、「且」兩種情況，進而了解火車調車場的運作原理，以及如何將「或」和「且」的情況以數學型式表現出來，轉換成真值表。

　　39.《地圖、鐵軌和海德堡的橋》

　　透過循序漸進的內容安排，從找路問題認識點和線組成的網路圖、從點和線認識偶線點和奇線點、從偶線點和奇線點認識一筆畫網路，最後解決數學史上知名的七橋問題。

　　40.《函數遊戲》

　　以親切的日常生活切入，幫助孩子對抽象的函數有清楚的概念，再佐以遊戲作為引導，學會把函數裡的對應關係，畫成函數圖表現出來。

　　41.《英制與公制的換算》

　　從量身高、稱體重、算鮮奶容量等生活情境，讓孩子建立起對英制系統長度、重量、容量的量感，並學會、熟練把英制單位轉換成公制單位的換算法。

Specifications 規格

Recommended Age: 3-8 years
Dimensions：22.5 x 26 x 9.5 cm | 8.86 x 10.23 x 3.74 in
Publisher: 漢聲雜誌
是否有注音：有

Shipping within the U.S.

FREE standard shipping to the 48 contiguous United States for purchases over $99.00 USD
Flat rate standard shipping of $8.95 to the 48 contiguous United States for purchases below $99.00 USD
Flat rate shipping of $19.00 to Alaska, Hawaii and U.S. Territories for any purchase with exception of furniture items**
As of 3/14/2022, a flat rate shipping fee will be charged for select furniture items depends on chargeable weight, regardless purchase amount:

U.S. 48 contiguous states :

$8.95 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$20 flat rate shipping - Select furniture items between 22 lbs - 36 lbs (example for this tier - HAWOOD furniture desk + chair set)
$50 flat rate shipping - Select furniture items 36 lbs+ (example for this tier - 【Grow with Me】2-in-1 Multi-Purpose Bookshelf and Storage)
$100 flat rate shipping - Select furniture items 90lbs+ (example for this tier - Explorista Wooden Desk)

Alaska, Hawaii and U.S. Territories

$50 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$100 flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)
$250 flat rate shipping - Select furniture items 50lbs+

All orders are processed within 3 business days upon payment approval, excluding holidays and pre-order items.
We reserve the right to cancel any order in the event of any inventory, price, or other product related error. Orders cancelled will be notified via e-mail.
Items are shipped from Los Angeles, California (United States) unless otherwise stated.
Orders are shipped in accordance with customer's shipping address. We are not responsible for items delivered to incorrect shipping addresses.
We are not responsible for any lost or stolen merchandise incurred upon shipping.
We do not ship to P.O. Boxes.
Orders containing a mix of in-stock and pre-order items will be shipped together when pre-order items arrive at our warehouse. Customers have the option to receive in-stock items first with a fee of $8.95 during the checkout process.

Shipping outside of the U.S

$20 flat rate shipping for Canada and Mexico on orders over $199 USD. Shipping will be calculated upon checkout on purchases under $199 USD. Select furniture items excluded and specified as follows:

$80 USD flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$199 USD flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)

Items are shipped from Los Angeles, California (United States). Website currency is in USD.
Customers outside of the U.S. may have to pay for import duties and sales taxes directly to your carrier.
Prices shown on YOBABYSHOP.COM exclude all relevant import duties and sales taxes.
For more information about customs and duties upon import, please contact your local customs office or tax authority before placing an order.
We are not responsible for any lost or stolen merchandise incurred upon shipping.
International orders are not qualified for any free shipping promotion on YOBABYSHOP.COM.
We are not liable for any returned merchandise due to incomplete customs clearance. Returns received due to the above mentioned reason will be refunded with 15% stocking fee; and shipping fees will not be refunded.

RETURNS

All shipping and insurance costs are non-refundable, and are at the expense of the customer.
We understand you might change the mind. We accept unused products returned within 14 days of purchase at the shipping expense of customers. We are unable to accept any item with open-box or sign of use.
In the event wrong item is received, please contact us at info@yobabyshop.com within 7 days after delivery date.
We are not responsible for any lost or stolen merchandise incurred upon return shipping.
Refunds will be processed in the form in which payment was received. If gift card payment is used in the order, refund will be issued back to the same gift card first.
Please allow up to 10 business days for your refund to process.
We reserve the right to refuse any returned item that does not meet our return policies. Stocking fees may apply if any package seal/wrap is opened.
All sale and special promo items are final.

IN ORDER TO PROCESS A RETURN PLEASE SEE THE FOLLOW STEPS:

Step 1 : Contact us at info@yobabyshop.com.

Step 2 : Pack your merchandise and ship via any carrier of choice

Step 3 : Refund will be processed within 10 business days after the returned merchandise is received. Original shipping charges will not be credited.

EXCHANGES OF ANY DEFECTIVE ITEM

While we strive to provide only qualify products on yobabyshop.com, there are various factors that might cause slight imperfections. We understand and will be glad to replace any defective item WITHIN 14 DAYS RECEIPT OF YOUR ORDER.
Defective items claimed after 14 days from receipt may be eligible for warranties. Warranties terms vary from vendors. Please review warranty policies from vendors here.
Items not eligible for warranties and claimed defective after 14 days will NOT be accepted.
List of warranty details provided by vendors can be viewed here.

All promotional events are FINAL SALE. We are unable to accept any return or exchange with an exception of a defective product.

(4) Yo! Baby Shop 提供「7天調價保證」: 凡於特價前7天內購買的商品皆可連繫 Yo! Baby Shop 客服, 我們將以禮卡的形式將差額退還給您.

Please review below list of vendors and their warranty terms:

Sound books and any electronic learning aid may be eligible for replacement within 6 months of delivery.
HAWOOD FURNITURES: Warranty details may be found here.
Stokke: Warranty may be claimed here within 1 year from the date of receipt.

Any warranty may be claimed by emailing us at info@yobabyshop.com.
We reserve the right to refuse any ineligible claim.

漢聲

漢聲精選世界兒童數學叢書(第三輯)

$218.00

漢聲精選世界兒童數學叢書　全套介紹

　　努力想學好數學，卻學得苦不堪言？
　　孩子說他討厭數學？

　　「漢聲精選世界兒童數學叢書」就是一套希望能為孩子討厭數學、害怕數學提出解決之道的叢書。它以活潑、自然的方式，讓孩子輕鬆地認識和瞭解各種數學概念，建構好學數學的基礎，是孩子學數學時不可多得的課外讀物。

　　【五大教學主題】
　　內容涵蓋108數學課綱的五大教學主題：
　　1. 數與計算：介紹數的概念，以及加減乘除的計算原理。
　　2. 量與實測：介紹長度、重量、體積、面積、容量、時間等大小多寡，以及如何測量這些數量。
　　3. 空間與形狀：介紹平面與立體的概念。
　　4. 統計與機率：統計是處理大量資料使用的方法，概率講的是或然率問題。
　　5. 關係：介紹元素與集合的關係。
　
　　【搭配課堂學習節奏，逐本深入】
　　全套共41冊，分四輯推出，前三輯各10本，第四輯11本。
　　41本根據書籍內容在108課綱的年級落點進行排序，逐本由淺而深。每輯再根據五大數學概念主題的學習順序，排定10或11本的次序，貼近課堂學習數學的節奏，閱讀與學習可以無阻礙的相互融合、相輔相成。

　　【加贈媽媽手冊，延伸學習】
　　每一輯都附贈有媽媽手冊，方便在家延伸學習。
　　媽媽手冊由數學教育領域教授和資深國小數學老師們協助編撰而成，不但分析出每本圖畫書所含的數學概念，在媽媽手冊裡進行分段說明、提供在家可玩的數學活動，還根據數學概念找出相對應的108課綱數學教學指標，列成108課綱對照表，標示出每本圖畫書在現行數學教學課綱中各年級的精確落點。

　　數學叢書第三輯的特色簡介
　　第三輯十本圖畫書所含的數學概念，年齡層適合小學4～6年級學習，數學主題從數與計算、空間與形狀，延伸向中高年級開始接觸的資料與不確定性，以及關係的邏輯推演。

　　提前或學習後閱讀都可。提前閱讀可先於課堂學習在腦中留下印象，學習時有熟悉感；學習後再閱讀，可重溫、重整學習所得，有助於對數學概念更有領會。

　　【逐本簡介】
　　21.《比零小，還有數喲！》
　　將抽象的負數概念，化身為熟悉的生活實例，引導孩子認識負數的世界，並佐以趣味性的遊戲，讓孩子能在邊學邊玩中熟悉正、負數的加減運算。

　　22.《平均數》
　　以熟悉的生活情境帶領孩子輕鬆認識三種不同的平均數：眾數、中位數、算術平均數，以及學習如何運用這三種不同的平均數來表現群體的代表性特色。

　　23.《五進位》
　　如果這個世界上只有01234這五個數字的話，該怎麼表述平日熟悉的數量呢？本書將帶領孩子學習以五進位的方式，重新認識數字世界，發現數學的新天地。

　　24.《三維求體積，二維算面積，一維量長度》
　　以生活情境中常見的物品為題材，為孩子演示三維、二維和一維在定義上的不同：三維是立體的，有長、寬、高；二維是平面的，有長和寬；一維是線條，只有長度。

　　25.《直線、線段、多邊形》
　　串連多種趣味性的數學活動，讓孩子透過玩遊戲、動手做，認識直線、線段，進而探索各種圖形，累積自己對幾何認知的經驗。

　　26.《影子幾何》
　　從自己的影子，以及三角形、四邊形、圓形等幾何形體的投影中，引導孩子學習幾何形體的分類，並進一步從中探索幾何形體的變與不變性。

　　27.《奇妙的三角形》
　　以具體教學的方式，引導孩子用圓規、用直尺畫出三角形，並進一步以動手做活動，學習找出三角形內心、外心和重心，認識三角形奇妙的幾何特性。

　　28.《什麼是對稱？》
　　以身邊具體事物為題材，為孩子解說常見的對稱型式，並透過親手做出對稱圖形，讓孩子輕鬆理解對稱的原理，學會給各式圖形歸納出對稱型式。

　　29.《生活中的螺線》
　　本書不僅以數學的角度來解釋螺線，更帶領孩子走進大自然、深入日常生活中，甚至從遊戲體驗中，發現螺線的奇妙之處，加深對螺線的瞭解。

　　30.《統計》
　　從抽樣調查、畫出統計圖表，到對統計結果做出評估和判斷，本書透過帶領孩子實地模擬統計的全過程，讓孩子真切瞭解統計的意義和功用。

Specifications 規格

Recommended Age: 3-8 years
Dimensions：22.5 x 26 x 9.5 cm | 8.86 x 10.23 x 3.74 in
Publisher: 漢聲雜誌
是否有注音：有

Shipping within the U.S.

FREE standard shipping to the 48 contiguous United States for purchases over $99.00 USD
Flat rate standard shipping of $8.95 to the 48 contiguous United States for purchases below $99.00 USD
Flat rate shipping of $19.00 to Alaska, Hawaii and U.S. Territories for any purchase with exception of furniture items**
As of 3/14/2022, a flat rate shipping fee will be charged for select furniture items depends on chargeable weight, regardless purchase amount:

U.S. 48 contiguous states :

$8.95 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$20 flat rate shipping - Select furniture items between 22 lbs - 36 lbs (example for this tier - HAWOOD furniture desk + chair set)
$50 flat rate shipping - Select furniture items 36 lbs+ (example for this tier - 【Grow with Me】2-in-1 Multi-Purpose Bookshelf and Storage)
$100 flat rate shipping - Select furniture items 90lbs+ (example for this tier - Explorista Wooden Desk)

Alaska, Hawaii and U.S. Territories

$50 flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$100 flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)
$250 flat rate shipping - Select furniture items 50lbs+

All orders are processed within 3 business days upon payment approval, excluding holidays and pre-order items.
We reserve the right to cancel any order in the event of any inventory, price, or other product related error. Orders cancelled will be notified via e-mail.
Items are shipped from Los Angeles, California (United States) unless otherwise stated.
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Shipping outside of the U.S

$20 flat rate shipping for Canada and Mexico on orders over $199 USD. Shipping will be calculated upon checkout on purchases under $199 USD. Select furniture items excluded and specified as follows:

$80 USD flat rate shipping - Select furniture items < 22 lbs (example for this tier - HAWOOD furniture chair)
$199 USD flat rate shipping - Select furniture items 22 lbs+ (example for this tier - HAWOOD furniture desk + chair set)

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RETURNS

All shipping and insurance costs are non-refundable, and are at the expense of the customer.
We understand you might change the mind. We accept unused products returned within 14 days of purchase at the shipping expense of customers. We are unable to accept any item with open-box or sign of use.
In the event wrong item is received, please contact us at info@yobabyshop.com within 7 days after delivery date.
We are not responsible for any lost or stolen merchandise incurred upon return shipping.
Refunds will be processed in the form in which payment was received. If gift card payment is used in the order, refund will be issued back to the same gift card first.
Please allow up to 10 business days for your refund to process.
We reserve the right to refuse any returned item that does not meet our return policies. Stocking fees may apply if any package seal/wrap is opened.
All sale and special promo items are final.

IN ORDER TO PROCESS A RETURN PLEASE SEE THE FOLLOW STEPS:

Step 1 : Contact us at info@yobabyshop.com.

Step 2 : Pack your merchandise and ship via any carrier of choice

Step 3 : Refund will be processed within 10 business days after the returned merchandise is received. Original shipping charges will not be credited.

EXCHANGES OF ANY DEFECTIVE ITEM

While we strive to provide only qualify products on yobabyshop.com, there are various factors that might cause slight imperfections. We understand and will be glad to replace any defective item WITHIN 14 DAYS RECEIPT OF YOUR ORDER.
Defective items claimed after 14 days from receipt may be eligible for warranties. Warranties terms vary from vendors. Please review warranty policies from vendors here.
Items not eligible for warranties and claimed defective after 14 days will NOT be accepted.
List of warranty details provided by vendors can be viewed here.

All promotional events are FINAL SALE. We are unable to accept any return or exchange with an exception of a defective product.

(4) Yo! Baby Shop 提供「7天調價保證」: 凡於特價前7天內購買的商品皆可連繫 Yo! Baby Shop 客服, 我們將以禮卡的形式將差額退還給您.

Please review below list of vendors and their warranty terms:

Sound books and any electronic learning aid may be eligible for replacement within 6 months of delivery.
HAWOOD FURNITURES: Warranty details may be found here.
Stokke: Warranty may be claimed here within 1 year from the date of receipt.

Any warranty may be claimed by emailing us at info@yobabyshop.com.
We reserve the right to refuse any ineligible claim.