Curated OER
How a Seed Grows: And Who Grows It
Second graders explore botany by viewing video clips in class. In this seed growth instructional activity, 2nd graders identify the types of seeds that grow specific plants and what the optimal conditions are for growing seeds. Students...
Curated OER
Effects of pH on Organic Molecules
Students investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension using...
Curated OER
Martian Mummies
Learners participate in "Raiders of the Future", a role play about futuristic scientists sending a spaceship to Mars for research and exploration. They collect geological samples for analysis, discover the ruins of an ancient...
Curated OER
How Soft or Hard is Your Water?
Students test samples of water to determine how a chemical water softener affects water's ability to form suds. After collecting their data and analyzing their results, students answer follow-up questions about their lab.