Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 3
A collection of grid puzzles that cover a wide variety of topics in advanced high school chemistry. These are excellent for topic review and reinforcement. The puzzles can be played online and also downloaded as worksheets. Answers are...
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...
ClassFlow
Class Flow: Matter, Property and Changes
[Free Registration/Login Required] This flipchart contains a review quiz for high school chemistry on matter, property and changes.
Khan Academy
Khan Academy: Biology Foundations: Unit Test
A nine-question unit test over biology foundations along with a review of the chemistry basics to help you understand the beauty of life.