Stock up time! These would make great birthday party gifts or for any kid who loves a science project!

Right now at Mastermind Toys, Koontz science kits are Buy 1 Get 1 Free. That means you can get 2 kits for just $9.99! Choose from:

  • The Safe
  • The Kaleidoscope
  • The Combination lock
  • The Boomerang
  • The Jet Car

Shop online at Mastermind Toys now.

Shipping is free on orders of $60 or more.