Fun hands-on individual or group puzzles, practice, activity for Middle or High School Algebra Math Class. Great for review, brain breaks, critical thinking, problem solving, time fillers, or enrichment or to put into the sub folder for sub plans. Success in Algebra begins on the first day, learning and retaining the vocabulary. Puzzles are a great way to introduce and review Algebra vocabulary and concepts. Proportion and Percent vocabulary includes Commission, Cross Products, Discount, Inte