The Ultimate Marble Roller Coaster

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Today’s project comes from my son Jeffrey and his imagination.  He created the ultimate indoor adventure! He got the idea in his science class and worked for 2 days building it.

The Ultimate Marble Roller Coaster!

He started with pipe insulation that he cut in half lengthwise. Then he started building, revising, testing, revising, testing, revising until he reached the end. He had some help from his siblings and some friends. I now take you on a pictorial tour of the Grand adventure…


We start here on the ceiling at the far end of Jeffrey’s room and immediately go into the first loop.
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