Все книги автора Janice VanCleave

How much would you weigh on Mars? What can exploding balloons tell us about weather? Why do heavy sh...

Hands-On Bible Explorations is a terrific collection of 52 activities and crafts for kids—one for ea...

How do rocks change shape? Why does Venus rotate «backwards»? How do tigers talk with their tails? D...

Caught in the Last-Minute Science Project Scramble? Looking for Fun, Interesting Project Ideas? You'...

There's plenty for you to choose from in this collection of forty terrific science project ideas fro...

Learn a lot about science as you make models showing how things work! A spectacular model of an acti...

Now you can discover the answers to these and many other fascinating questions about engineering for...

How do plants make their own food? Why do the different strings on a guitar have different sounds? W...