Howe Truss Bridge

Have you wanted to make a strong popsicle stick bridge that used 100 popsicle sticks or less? This popsicle bridge was made from 98 unmodified popsicle sticks and WeldBond glue. It was 21 inches long, 4 inches tall, and 4 inches wide. It weighed about 150 grams, and held 140 pounds. With less than 100 … Read more

Popsicle Bridge #2

This popsicle bridge was made from 58 unmodified popsicle sticks. It was 25 inches long, 4 inches tall, and 3 inches wide. I used only Elmer’s white glue to build the bridge. It weighed 86.5 grams, and held 45 pounds. Its efficiency score was 248. Build This Bridge I redesigned this bridge from the earlier … Read more

Cutting Strips of Balsa

There are several reasons you should cut your own strips of wood: Video Tutorial Video is about 4 minutes long. I am not responsible for any injury caused by someone using this technique. I recommend that students cut strips of wood only under adult supervision. The Tools Here is a list of the tools you … Read more

5 Steps to Building a Model Bridge

This ebook, 5 Steps to Building a Model Bridge, answers the most common questions people have about building bridges. In the ebook I outline the steps of building a model bridge, and then walk people through the actual construction of a bridge. The ebook contains many photos and illustrations, as well as 25 bonus tips.