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Gases & Gas Laws Puzzles (review activity)
Digital downloadThese puzzles help you practice the vocabulary about Gases and the Gas Laws, including Boyle's Law, Charles's Law, Gay-Lussac's Law, and the Ideal Gas Law. There is a word search and a crossword puzzle, as well as answer keys for both puzzles.
Free
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Pre-order available now!
Astronomy
CourseA foundational course that explores the universe and its celestial phenomena. Learn about the history of astronomy, Kepler's Laws, and the life cycles of stars, including black holes and neutron stars.
Free
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Pre-order available now!
Number Theory
CourseExplore the properties of integers, divisibility, prime numbers, GCD, LCM, modular arithmetic, and fundamental theorems. Uncover the basics of congruences, quadratic residues, and arithmetic functions in this introductory course.
Free