Curated OER
Science Lessons for Grade 7
Seventh graders construct a food chain based on pictures shown on the board. In this biology lesson, 7th graders describe the motion of particles as energy is changed. They explain how pH changes during neutralization.
Curated OER
Lead and Mercury: Comparing Two Environmental Evils
High schoolers in chemistry or health courses look at the material safety data sheet (MSDS) and periodic table of elements to gather information about mercury and lead, two toxic materials that have been found in food products. They read...
NOAA
Ocean Zones
How can organisms light up in water? Bioluminescence is light produced in a chemical reaction that can occur in an organism's body. First, learners determine what happens to light/color as you move into the deep ocean. In groups, they...
Curated OER
Chemistry: Mini-Volcanoes
Learners observe an experiment using common household chemicals to simulate a volcanic eruption. In small cups, they follow the teacher's instructions to make their own volcanoes. After watching a Brain-pop video, students complete...
Howard Hughes Medical Institute
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...