Curated OER
Strength in Size? Madagascar Cockroach Pulls
Fourth graders conduct an experiment involving size and relative ability in smaller species using Madagascar cockroaches. They make predictions about how many pennies the roaches can pull, compare the results to human strength, and...
Curated OER
More Bait for Your Buck!
Students determine where to buy the heaviest earthworms as they study invertebrates. They create a double bar graph of the results of the weight data.
Curated OER
Density and Buoyancy Lesson Plan
Young scholars investigate why some objects float or sink in water. In this physics lesson, students calculate the density of clay ball using a mathematical equation. They write a complete lab report about the experiment.
Curated OER
Causal Patterns in Density Phenomena
Pupils realize that density exists. They develop a mental model of density-to realize that something is going on that they cannot see to account for differences between materials.
Curated OER
Inventions 2: The Impact
Learners research inventors and inventions and their impacts. In this invention lesson, students research inventions and their affects in good and bad ways.