Teach Engineering
Piezoelectricity
What effect makes children's shoes light up? Answer: Piezoelectric effect. Here is a PowerPoint presentation that describes piezoelectric materials as being able to convert mechanical energy to electrical energy. Individuals learn how...
Core Knowledge Foundation
Weather or Not, Seasons Change
Embark on a year long investigation of the seasons with this 10-lesson earth science unit. After being introduced to different types of weather and the tools used to measure it, young scientists perform fun hands-on activities that...
KOG Ranger Program
Match and Lighter Safety
Go over the basics of fire prevention with a lesson focused on safety with matches and lighters. With a series of dilemma cards that describe potential fire risks, learners choose the most responsible way to handle matches and...
ReadWriteThink
Critical Media Literacy: Commercial Advertising
Commercial advertising—we can't get away from it, but do we realize just how often we are being advertised to? With this lesson, scholars analyze mass media to identify how its techniques influence our daily lives. Learners browse...
Baylor College
Water in Your Body
Do you know how much water you have had in the last 24 hours? Do you know how much your body needs? In this hands-on activity, your class members will estimate how much water our bodies lose each day by filling and emptying one-liter...