Under $20

Thinking Putty is one of our top putty picks - there are so many ways to play! This otherworldly putty is heat sensitive: the more it's played with...

This big, brightly colored spring is over 5 in. in diameter! Walk it down the stairs, flip it between your hands and figure out new tricks for it -...

This light might be mini, but its groovy LED-powered glow is a BIG addition to any room! At just over 6 in. tall, this nightlight is all the fun of...

Give the gift of a homework session pick-me-up with these sweet fruit-scented gel pens for your studious kids. It's a set of 12 different colors of...

Every bounce of a moon ball is out of this world! The craters on the surface make an oh-so-satisfying "pop" noise when it bounces. At a compact 2.4...