“I remember when the kids went to school, they would build a little bridge out of toothpicks and the teachers would put weights on them and see how much weight they could hold,” he said. “I thought, ...

Superior High School student Ari Robillard, second from left, reacts as her teammates, Taylor Schultz, left, and Paige B. Johnson balance a weighted bucket on their toothpick bridge at the American ...

Cameron Hagen adds more weight to the bucket being held up by her group’s toothpick bridge Tuesday in her science class at Chippewa Falls Middle School. The seventh-grade students tested bridges they ...

Middle and high school students in the San Antonio Prefreshman Engineering Program demonstrated their bridge-building skills on a miniature level Wednesday. Two-person teams were instructed to build a ...