Algebra Tiles involve students in learning algebraic concepts, including adding and subtractingpolynomials, factoring trinomials, and the Zero Principle. Each tile represents the positive and negative of a quantity: x, x2, and 1. Specifications: - Grades 6 and up. - Algebra Tiles Student Set Set of 32 pieces includes 4 squared variables, 8 variables, and 20 constants. What's in the box Set of 32 Pieces includes: - 4 Squared Variables - 8 Variables - 20 Constants