Curated OER
Don’t Cry Over Spoiled Milk!
Seventh graders explore how milk spoils over time. In this biology lesson plan, 7th graders discover how pH changes as microorganisms enter the food and multiply. They explain the benefits of pasteurization process.
Curated OER
Towers of the Lost City
Middle school marine scientists compare the pH change in distilled and saltwater as acetic acid is added one drop at a time. Then they compare the pH change in both when sodium hydroxide is added. This experiment demonstrates the...
Cornell University
Bacteria Take Over and Down
Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...
Teach Engineering
See the Genes
"If you can't explain it simply, you don't understand it well enough" - Albert Einstein. The sixth installment of a seven-part series teaches young scientists about the importance of being able to communicate scientific research and...
Curated OER
The Nature Of Dissolving Processes
Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.
Curated OER
Deep Lights
Young scholars investigate materials that emit light. In this deep ocean lesson, students compare and contrast materials that emit light under certain conditions and infer the light-producing process. They explain three ways this...
University of Georgia
Antacid and Uncle Heartburn
Household materials can be used for more than cleaning! In this collaborative experiment, emerging chemists use products such as vinegar and liquid antacid to explore chemical reactions that commonly occur in the human body.
Curated OER
Hero Or Zero?
Students investigate science and technology by reading a children's book. In this reading comprehension lesson plan, students read the story Archibald Frisby and discuss the ways we use science and technology in everyday life. Students...
Curated OER
Water
Students create a water filter according to given criteria. I this chemistry lesson, students evaluate the importance of water in their lives. They develop a book or brochure on the water treatment process.
Beyond Benign
SLS Toxicology Test
Ingredients in your shampoo are toxic enough to kill plants. The 16th installment of the series of 24 tests the toxicity level of various concentrations of SLS, a chemical found in nearly all shampoo. Learners prepare percent solutions...