Mr. McGroovy's Box Rivets are reusable!

Use an ordinary hammer to remove:

hammer

Since Mr. McGroovy's Box Rivets are reusable...

  • store your project for another day.
  • have a party at the park.
  • donate your project to your school, church or library!
  • build a new project next week.
 

For more project plans from Mr. McGroovy's please visit the How To page.

Store your castle

Mr. McGroovy's Castle breaks down and stores fairly easily, considering it's made of 8 refrigerator boxes. This makes it easy to take to the park, store in the shed, or donate to your school library.