Great Estimations
Bruce Goldstone 著
出版社:Henry Holt & Co
出版时间:2006-08
ISBN:9780805074468
词汇量:
页数:32
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开本:
阅读年龄:阅读年龄 6-7岁 (50.0%), 8-9岁 (50.0%)
How many jelly beans are on this book's cover? Don't count--estimate If someone handed you a big bowl of jelly beans, how would you figure out how many there are? You could count them, one by one--or you could estimate. Do you see more than five jelly beans? Less than a million? This unique book will show you how to train your eyes and your mind to make really great estimations--by making estimating into a game. Jelly beans are just the beginning