Curated OER
How Germs Spread
Fourth graders investigate how germs spread in this lesson. They listen to "The Flea's Sneeze" by Lynn Downey and make predictions on why the hog began sneezing. They then conduct an experiment using flour and paper cups demonstrating...
Curated OER
Miracle of Winged Migration
Students explore the life cycle of insects by researching butterflies. In this insect migration lesson, students identify the Monarch butterfly, where they inhabit, and what their migration consists of. Students utilize the Internet to...
Curated OER
Liquid Crystal IR Detector
Pupils experiment with one method of detecting infrared radiation. They simulate the detection of infrared radiation using a liquid crystal sheet.