8 Toys and Apps to Prevent Summer Brain Drain

What it is: Think of Professor Noggin's Presidents of the United States ($13) as Trivia Pursuit in a card game. Each box comes with cards that combine trivia, true or false, and multiple choice questions to challenge tots (and their parents) about our nation's leaders.

What it teaches: Use the cards to help kids brush up on their history, and to get their brains moving.

Who it's for: Ages 7+