美国Harper Collins所出版的Let's Read And Find Out Science系列，本系列放弃一般自然科学艰涩写实的编写技法，改以文学性的句子来表达，文字优美适合朗读，将语言学习、生活礼仪、美感经验、地理知识及世界观融合于整套书中。
第一级介绍了较为常见和容易理解的自然科学概念，适合3~6岁的孩子阅读。第二级进一步探讨了难度较高的自然科学概念，并加入了需要动手、动脑的延伸阅读内容，适合5~12岁的孩子阅读。
Let's-Read-and-Find-Out Science STAGE 1
The Human Body:
1-1 How Many Teeth?
1-2 I Can Tell by Touching
1-3 I'm Growing!
1-4 Look at Your Eyes
1-5 My Feet
1-6 My Five Senses
1-7 My Hands
1-8 On the Move
1-9 Sleep Is for Everyone
Plants and Animals:
1-10 Animals in Winter
1-11 Baby Whales Drink Milk
1-12 Big Tracks,Little Tracks
1-13 Bugs Are Insects
1-14 Dinosaurs Big and Small
1-15 Ducks Don't Get Wet
1-16 Fireflies in the Night
1-17 From Caterpillar to Butterfly
1-18 From Seed to Pumpkin
1-19 From Tadpole to Frog
1-20 How Animal Babies Stay Safe
1-21 How a Seed Grows
1-22 A Nest Full of Eggs
1-23 Our Puppies Are Growing
1-24 Starfish
1-25 A Tree Is a Plant
1-26 What Lives in a Shell?
1-27 What's Alive.pdf
1-28 What's It Like to Be a Fish?
1-29 Where Are the Night Animals?
1-30 Where Do Chicks Come From?
The World Around Us:
1-31 Air Is All Around You
1-32 The Big Dipper
1-33 Clouds
1-34 Is There Life in Outer Space
1-35 Pop!
1-36 Snow Is Falling
1-37 Sounds All Around
1-38 What Makes a Shadow?
1-39 A Cavity Is a Hole in Your Tooth
1-40 Everybody, Move Your Feet!
1-41 Why Can't I Have Cake for Dinner?
科学2书单（73册）
1 Germs Make Me Sick!
2 Hear Your Heart
3 The Skeleton Inside you
4 What Happens to a Hamburger?
5 Why I Sneeze, Shiver, Hiccup, and Yawn
6 Your Skin and Mine
7 Almost Gone
8 Ant Cities
9 Be a Friend to Trees
10 Chirping Crickets
11 Corn Is Maize
12 Dolphin Talk
13 Honey in a Hive
14 How Do Apples Grow?
15 How Do Birds Find Their Way?
16 Life in a Coral Reef
17 Look Out for Turtles!
18 Milk from Cow to Carton
19 An Octopus Is Amazing
20 Penguin Chick
21 Snakes Are Huntes
22 Spinning Spiders
23 What Color is Camouflage?
24 Who Eats What?
25 Who Lives in an Alligator Hole?
26 Why Do Leaves Change Color?
27 Why Frogs Are Wet
28 Wiggling Worms at Work
29 Zipping,Zapping,Zooming Bats
30 Did Dinosaurs Have Feathers?
31 Digging Up Dinosaurs
32 Dinosaur Bones
33 Dinosaur Tracks
34 Dinosaurs Are Different
35 Fossils Tell of Long Ago
36 What Happened to the Dinosaurs?
37 Floating in Space
38 The International Space Station
39 Mission to Mars
40 The Moon Seems to Change
41 The Planets in Our Solar System
42 The Sky Is Full of Stars
43 The Sun: Our Nearest Star
44 What Makes Day and Night
45 What the Moon Is Like
46 Down Comes the Rain
47 Feel the Wind
48 Flash,Crash,Rumble,and Roll
49 Sunshine Makes the Seasons
50 Tornado Alert
51 What Will the Weather Be?
52 Archaeologists Dig for Clues
53 Earthquakes
54 Follow the Water from Brook to Ocean
55 How Mountains Are Made
56 Let's Go Rock Collecting
57 Oil Spill!
58 Volcanoes
59 What's So Bad About Gasoline?
60 Why Are the Ice Caps Melting?
61 You're Aboard Spaceship Earth
62 Day Light, Night Light
63 Energy Makes Things Happen
64 Forces Make Things Move
65 Gravity Is a Mystery
66 How People Learned to Fly
67 Switch On,Switch Off
68 What Is the World Made Of?
69 What Makes a Magnet?
70 Where Does the Garbage Go
71 Where Did Dinosaurs Come From?
72 Where Do Polar Bears Live?
73 What Happens to Our Trashl
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