By Mattel

Reviewed for Middle School, 2010

Artificial intelligence on-the-go, this tiny gadget takes the classic guessing game to the next level. Whether you're visualizing a favorite animal or an obscure object, chances are that this miniature computer will guess it... and in 20 questions or less! Sure to spark awe in both kids and adults alike, don't be surprised if the entire family gets caught up with this genius invention. It's tough to believe that any activity this titillating could have educational value, but it's true: players work deductive reasoning, creativity, and teamwork as they put their heads together to try to trip up 20Q. (Mattel, $9.68)