Curated OER
What's Shaking? Three-Lesson Unit
Your young architects use the Internet to research tall structures or sky scrapers to help in the design of their scale drawings. This is lesson one of three in which learners design, build, and test model skyscrapers for seismic safety....
Curated OER
A Real-Life Application of Ratio
Students discuss the concept of "aspect ratio" of the Helios Prototype. They find real life objects that are taller or shorter than them by a certain amount. They practice with ratio and measurement.