Charlie Brown and his friends are throwing a party to celebrate great inventions! To prepare for the party, everyone in the Peanuts gang is coming up with a favorite “big idea" from history. But Charlie Brown has a problem: he can't think of any big ideas! Rediscover history's great inventions—and learn about a very important inventor you've never even heard of before—in this fun and enlightening new Peanuts story. Book includes presentations on great inventors and activity pages.