搜索
A.  We Need Water by Charles Ghingna Perfect for younger children, this book talks about all the different ways we use water in our everyday life. It’s a simple book with interesting and colourful pictures. Ages 2-4 Pages 24 B.  Water Dance by Thomas Locker Where can we find rain? This book poetically talks about all the places we can find the rain. It lives everywhere and we experience it in many different ways. This book can be enjoyed by children of all ages. Ages 4-7 Pages 32 C.  Water! Water! Water! by Nancy Elizabeth Wallace This is a cute story of Walter and his adventure creating a book about water. It includes some simple and fun experiments kids can try themselves. It helps children understand science in an interesting way. Ages 6-8 Pages 40 D.  Why Should I Save Water? by Jen Green This is a great book for young children to learn how to save water through the eyes of a little boy and his neighborhood friend. They talk about why they need to be careful about how much water they use and all the ways kids can save water. Ages 4-7 Pages 32 E.  Ethan The Raindrop by Sean Patrick Guidera Ethan is a little raindrop living in the sky with his family. He becomes nervous when he learns he will be falling to the ground, but he enjoys the excitement of the journey through the water cycle.This is a fun story. Ages 7-9 Pages 26 F.  The Drop in My Drink by Meredith Hooper This book discusses all the ways water is present in our lives and has been a part of the world for millions of years. The book is a bit long so I think it’s best for older preschool children and above. It might be difficult for younger children. Ages 8-12 Pages 36 |
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
