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Beast Academy is the new elementary-school math curriculum from Art of Problem Solving. Beast Academy provides a full, rigorous, and entertaining curriculum for aspiring math beasts ages 6–13. The series consists of four two-book sets for each level. The Guide book of each set presents the lessons and the Practice book provides exercises and problems to reinforce the lessons.

Beast Academy 5D is the fourth set in the four-set series for Level 5. Guide 5D delivers complete lessons to the students of Beast Academy in an engaging comic-book style. The companion book, Practice 5D, provides nearly 600 problems ranging from introductory level exercises to very challenging puzzles and word problems, to reinforce the lessons in the Guide.

Beast Academy 5D covers the following topics:

Percents : Converting among fractions, decimals, and percents, estimation, proportions, and percent change.
Square Roots : Estimation, comparison, and the Pythagorean theorem.
Exponents : Multiplying and dividing powers, negative exponents, scientific notation, raising a power to a power, and solving equations.

Beast Academy 5D is the fourth part of our four-part series for Level 5:

Full Color. Paperback.
112 pages. 10 7/8 x 8 3/8 inches.
ISBN: 978-1-934124-66-6
Black and White. Paperback.
144 pages. 10 7/8 x 8 3/8 inches.
ISBN: 978-1-934124-67-3

For more information, reviews, printables, and errata, visit