What's the Big Idea? Ethan Flask and Professor von Offel's Ingenious Inventions (Mad Science)

by Gordon Korman and Kathy Burkett

Introducing the series that makes science fun! Mad Science. Are you ready? It's class trip time at Einstein Elementary - and that means fund-raising to pay for it. Mr. Flask's sixth graders put their... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0439235812
• ISBN13: 9780439235815
• Release Date: January 2001
• Publisher: Scholastic Inc.
• Length: 65 Pages
• Weight: 0.13 lbs.