This Is No Ordinary Diy Kit. It's A Mechanical Motion Marble Machine! The Outcome Is So Satisfying, But As With Life, Don't Forget To Enjoy The Journey. Building These Marble Run Kits Is Half The Fun, But Oh Yes, The Full Joy Comes When You Finally See The Result Of Your Work As The Marbles Shoot Along The Tracks You So Carefully Placed Into Position.

This Is A Great Parent & Child Project To Build Together During Holidays Or Over A Wet Weekend. Adults Love These Kits Too, Especially Those Who Enjoy Hands-on Activities. The Instructions Are Easy To Follow And Everything You Need Is Supplied.