Product Overview
AoPS 2-Book Set : Art of Problem Solving Beast Academy 3A Guide and Practice 2-Book Set : Beast Academy 3A covers : Shapes: Angles, triangles, quadrilaterals, other polygons, puzzles with polyominoes. Skip-Counting: Patterns with repeated addition, arithmetic sequences, foundations for understanding multiplication, distribution, and factoring. Perimeter and Area: Perimeter and area of rectangles, polygons, and rectilinear shapes. Horrible Ray endorses the Art of Problem Solving Beast Academy 3A Guide and Practice 2-Book Set for 3rd Grade and up. Horrible Ray, Horrible Books, Horrible University
