Mr. McGroovy with a Rivet

Simple, Yet Ingenious

Mr. McGroovy's Box Rivets™ are inexpensive plastic connectors that make building fantastic cardboard creations quick & simple.

With Mr. McGroovy's project kits and plans, it's easy for anyone to turn simple cardboard boxes into the project of your child's dreams!

Turn Fantasy into Reality

Top 5 Reasons Rivets are Better than Duct Tape

Dr. Toy's Best Products 2007 WINNER!
  1. Easier to Use - big projects go together in a snap
  2. Stronger - projects stay together and last longer
  3. Faster - more time for creativity and enjoying your project
  4. More versatile - build with cardboard in new ways
  5. Reusable - construct a new project every week

My Top Sellers

Castle Rivet Kit
Castle Rivet KitPirate Ship Rivet Kit
Pirate Ship Rivet KitSampler Rivet Kit
Sampler Rivet KitSampler Rivet Kit
Sampler Rivet KitMedium Box Rivets by the Bag
Medium Box Rivets by the BagSafety Knife
Safety Knife