Bridge Building

Simple Form Truss

Demonstrate and quantify the effect of force on a mechanical derrick or truss. This basic working model provides an interesting introduction to simple bridge building by exploring compressions, ten... More.

Teaching with Model Bridges Booklet

For use with Midwest Lift Bridge Classroom Pack (SB43397M). More.

Lift Bridges Teaching CD

Contains National Science Standards for this product, a resource list with web links, and lesson plans. More.

Midwest Lift Bridge Classroom Pack

Kits are scale models of a “Bascule” bridge - a drawbridge that has a counterweight that continuously balances the bridge span. It is modeled after The Jefferson Street Bridge located i... More.

Catenary Arch Kit

A great hands-on lab for physical science. This set of hardwood blocks is precision-cut in the shape of a catenary arch. It needs no support because it is the ideal shape to hold its own weight. Th... More.

Roman Arch Kit

A working architectural marvel! Try building this quality teaching kit without the template first for a great geometric puzzle. Kit includes 23 precision-cut hardwood blocks in six unique shapes, p... More.

Model Bridge Classroom Pack – Balsa

This popular activity is an exercise in creative problem solving. Middle school and high school students will be challenged to design and construct their own wooden bridges, then enjoy the thrill o... More.

Model Bridge Classroom Pack – Basswood

This popular activity is an exercise in creative problem solving. Middle school and high school students will be challenged to design and construct their own wooden bridges, then enjoy the thrill o... More.