Bridges

Bridges book cover — Bridges By Virginia Loh-Hagan

Bridges — page 1 — Fallen trees are nature’s bridges

Bridges — page 2 — What Are Bridges Bridges let people travel over water and gaps Careful planning goes into building bridges Engineers study how bridges work They make bridges safe They consider spans or distances They consider weight This is load Load depends on what crosses the bridges Forces push Forces pull on bridges Engineers balance these forces They make bridges stay in place

1

PAGE 1 OF 21

›

The only kids' eBook subscription service that offers thousands of high-quality books from well known publishers like HarperCollins, National Geographic and others.

JavaScript Required

Whoops! We're sorry but Epic doesn't work properly without JavaScript enabled. Check your web browser's settings to make sure it's enabled.