Interactive labs, challenges, building wonders, engineers for topics including, bridges, domes, skyscrapers, dams and tunnels.

Many links of bridge types and famous bridges.

 Cursor down to read about beam bridges, trusses, arch bridges, suspension bridges.

The student is to be come an engineer and must design a model and test it before submitting it in a competition. Weblinks, tracking sheet, and a rubric in included.

The Labs: forces, materials, loads, shapes- do on-line tests with Flash plug-in.

 Structure basics, structure challenge, wonders of the world, examples of structures, architects and engineers, and more links.

• Bridges
• Domes
• Skyscrapers
• Dams
• Tunnels

Explanations of the beam, truss, suspension and arch bridges. Followed by a bridge challenge where you match the right bridge with the engineering challenge. 

Explanations of various kinds of bridges with a printable version.

Video of the Tacoma bridge disaster.

Read about bridge trusses then design an on-line bridge.

Lesson plans and activities for Pulleys, Gears, Levers, Inclined Planes, and the Screw.
Level: Primary, Junior

What are the forces behind the fun? In this exhibit, you'll have a chance to find out by designing your own roller coaster. Plan it carefully--it has to pass a safety inspection. You can also experiment with bumper car collisions.

What are the forces behind the fun? In this exhibit, you'll have a chance to find out by designing your own roller coaster. Plan it carefully--it has to pass a safety inspection. You can also experiment with bumper car collisions.

What are the forces behind the fun? In this exhibit, you'll have a chance to find out by designing your own roller coaster. Plan it carefully--it has to pass a safety inspection. You can also experiment with bumper car collisions.