Curated OER
Chemistry: Acids and Alkalis
Students identify substances that are acids and alkalis. For this acids and alkalis lesson, students conduct tests to determine if given substances are acids or alkalis. They test substances and explain the different qualities that make...
Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 2
A collection of grid puzzles that cover a wide variety of topics in intermediate high school chemistry. These are excellent for topic review and reinforcement. The puzzles can be played online and also downloaded as worksheets. Answers...