説明
In this book, readers learn what the clock measures and why knowing how to tell time--in seconds, minutes, and hours--is important. They learn the history of the clocks, including sundials and hourglasses. They also learn how to read analog and digital clocks to tell time. Sidebars instruct math by showing readers how to add and subtract hours.
本の詳細
形式
キンドル
ページ数
24ページ
言語
英語
公開されました
1月 1, 2014
出版社
The Child's World
ISBN-10
1631431374
ISBN-13
9781631431371