Art of Problem Solving Beast Academy 3 Puzzles $10 : Beast Academy Puzzles 3 brings together nearly 500 brand new puzzles in 12 different styles that reinforce concepts taught in the BA curriculum. Whether used on their own or with the Beast Academy books and online program, these puzzles will delight and entertain puzzle solvers of all ages. The puzzles in this book cover a broad range of topics including angle classification, skip-counting, multiplication, division, perimeter, area, and the basics of fractions and variables as taught in the Beast Academy level 3 series. The difficulty ranges from straightforward puzzles meant to give a feel for how each puzzle works to diabolical stumpers written by World Puzzle Champion Palmer Mebane. Each puzzle targets specific math skills, taking the monotony out of drill, while helping students hone their problem-solving skills.