Add Ons OLD

Add one or both of our stocking stuffer STEM kits on to your subscription at checkout to create the ultimate science gift this holiday season!

Spy Kit

A treat for any young super sleuth! They'll really be able to hone their P.I. skills with these fun science toys. The Spyglasses even have mirrors in them, so they can detect what's going on behind them!

This kit includes the following items:
Secret Safe
Case Stamper

Discovery Kit

Kids will have a blast with these fun science toys over the holiday season! They'll be able to deck themselves out, as well as all their notebooks and folders!

This kit includes the following items:
Mystery Key
Science Tattoos
Science Stickers