Single Pack, No Guide -

This kit is a scale model of a “Bascule” bridge. - a drawbridge that has a counterweight that continuously balances the bridge span. It is an excellent subject to use for introducing the concepts of center of balance, equilibrium, and the lever as a simple machine to General Science, Physical Science or Physics students.

Quick and easy to build, the kit contains precision laser-cut parts, all hardware, adjustable counterweight and roller platform, and Includes a comprehensive Teachers guide on CD.

This guide has a wealth of information including National Science Standards for this product and Lesson plans written for 2 grade levels, 5 - 8 and 6 - 12

Specs:
Length - 12.75”, width - 4.75”,
Height - 5.25”