The kids have been wanting to come up with creative things to do with cereal boxes. A marble run sounded like just the ticket! In fact, if you want to make sure your marble run works, I highly recommend following the previous link!
However, if you are like Sam . . . and many other children I know, you might have a fascination for rollercoasters. And this would be the ideal chance for kiddos to test their ideas. Our house has collections of many rollercoaster designs on paper… now for a working model!
What a great opportunity to see just how the slightest change could be disastrous for a passenger on a roller coaster! We tested our rollercoaster with a magnetix ball that can’t possibly break.