More from this Author

Wind-Up Digger

by Sarah Hull, Stefano Tognetti (Illustrator)

Write and Design Your Own Magazines

by Sarah Hull

How It Works: Light

by Sarah Hull, Kaley Kaley McKean (Illustrator)

Never Get Bored Book

by James Maclaine, Sarah Hull, Lara Bryan

Understanding Mathematics

by Sarah Hull, Tom Mumbray, Paul Boston (Illustrator)

See Inside Germs

by Sarah Hull

Step Inside Science: Germs

by Sarah Hull

Lots of Things to Know about Your Body

by Sarah Hull

Never Get Bored Outdoors

by James Maclaine, Sarah Hull, Lara Bryan

How It Works: Light

by Sarah Hull

Lots of Things to Know about Your Body

by Sarah Hull, Susanna Susanna Rumiz (Illustrator)

The Rough Guide to Boston

by Sarah Hull, Rough Guides Staff

Write and Design Your Own Magazines

by Sarah Hull

The Rough Guide to Florida

by Stephen Keeling, Sarah Hull

Rough Guide to Boston

by Sarah Hull, David Fagundes, Anthony Grant, Rough Guides Staff