This kit will entertain someone for hours.
It works by the following principle:
When the ring magnet is pushed to the end of the tube, it compresses the cylinder magnet (like a spring) and it repels the cylinder magnet to the end of the tube.
Get Special Deals and Product News in Email:
Come visit our showroom!
508 N. Tillamook St., Portland, OR 97227
Mon - Fri 8:00am to 4:30pm