Curated OER
Draft-o-Meter
Students conduct an experiment to measure the location and amount of air drafts present in their homes. They discuss the effects of drafts on healing and cooling efficiency in their homes.
Curated OER
Levers: Catapults
Students construct a catapult that shoots a cotton ball at least two meters using Legos, rubber bands, and plastic spoons. They discuss how the catapult works, and identify any problems they had with their experiment.