Curated OER
pH of Household Products
Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...
Curated OER
SEPARATION OF A STARCH-GLUCOSE MIXTURE USING GEL FILTRATION
Students make a starch-glucose solution and pour it through gel in order to separate the starch from the glucose. They examine how starch is a larger molecule than glucose and test for the presence of these substances using other...
Curated OER
Genetically Modified Food (GMF)
Explore genetically modified foods through various experiments. In this biology instructional activity, students discuss the safety issues related to GMF's. They conduct a PCR analysis to identify the presence of genetic modification.
Chem4kids
Chem4 Kids: Quiz: Acids and Bases
A quiz testing your knowledge of acids and bases. Quiz gives immediate feedback on whether your answer was right or wrong with an explanation.
Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 1
A collection of grid puzzles that cover topics in basic chemistry, including acids, salts, alkalis, chemistry lab equipment, the periodic table, states of matter, and more. These are excellent for topic review and reinforcement. The...
Science Education Resource Center at Carleton College
Serc: Investigating P H of Common Household Substances
Young scholars investigate the pH level of household substances by testing a variety of common compounds. Substances are tested with pH strips and placed on the continuum of the pH scale range of 1 to 14. After testing a solution, the...
TeachEngineering
Teach Engineering: Red Cabbage Chemistry
Students take advantage of the natural ability of red cabbage juice to perform as a pH indicator to test the pH of seven common household liquids. Then they evaluate the accuracy of the red cabbage indicator, by testing the pH of the...