The KELVIN© Long Island Structure Tester can be used to test Bridges, Towers
and Booms. It complies with the specs set forth by the Science Olympiads. The
unit is solidly welded, completely assembled and sold at a low cost. Includes
frame, bridge support, boom testing system, bucket, hook attachments and instructions.
Free Bonus! A Class Pack of Balsa
Wood Bridge/Tower Parts with Glue, Enough for 24 Students – a $75.00 Value!