American Chemical Society
Chemistry Color Changers
Knowledge of acids and bases doesn't need to be a secret. Learners use red cabbage to create an indicator solution, then test how adding lemon juice (acid) and detergent (base) changes the color of the solution. They then use the concept...
American Chemical Society
Chemistry and Comics
Copying the comics couldn't be easier. A fun and simple activity has young scientists rub the back of a comic strip with a spoon to see if the ink will transfer to a white sheet of paper. They then repeat the experiment, rubbing...
Nuffield Foundation
Investigating Enzymes Used in Laundry Detergent
It's a win-win situation: learn about enzymes and get clean clothes, too. Young scientists add enzymes to a dilution of laundry detergent. They apply them to stained fabrics to determine the effectiveness of the enzyme-filled detergents.
Towson University
Berries...With a Side of DNA?
Sometimes science lab can be ... delicious! Middle school science scholars extract DNA from strawberries and other fruits in an engaging lab activity. The teacher's guide includes pacing, materials list, and worksheets with answer keys.
Curated OER
Chapter 14 Review, Section 3: Acids and Bases
Aside from a mention of a textbook page, this chemistry assignment is a suitable review of acids and bases. It begins by addressing conjugate pairs and acid base reactions. Neutralization and amphoteric properties are also dealt with....
Curated OER
Observation Milk Fat Lesson
Turn your class loose to experiment with the different fat content in skim milk, whole milk, half and half, and heavy cream. This is a visually vibrant experiment, as learners drip food coloring on the surface of the products and measure...