Mystery Math

Boo! There is a mystery behind every door of the creepy haunted house. Luckily, algebra will help you solve each problem. By using simple addition, subtraction, mulitplication, and division, you'll discover that solving math mysteries isn't scary at all -- it's fun!

Building serious math skills has never been so much fun!

Famed puzzle expert explains math behind a multitude of mystifying tricks: card tricks, stage "mind reading," coin and match tricks, counting out games, geometric dissections, etc. More than 400 tricks. 135 illustrations.

A meditation on the beauty and meaning of numbers, exploring mathematical equations, describing some of the mathematical discoveries of the past millennia, and pondering philosophical questions about the relation of numbers to the universe.

A fun way to combine math and reading. Students will build math skills as they solve the mysteries.

A compelling narrative that blends the story of infinity with the tragic tale of a tormented and brilliant mathematician.

Jeffrey Bones doesn't like math tests--especially when he forgets to study for them. Now his test is missing. Can he solve the mystery of the missing test and get an Excellent grade?

Audisee® eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience! A puzzle left behind by Sifu Faiza's grandfather has everyone stumped. A circle divided into wedges shows part of the formula for an ancient medicine. But some of the wedges are blank, and no one knows how or why the original formula disappeared! Joy, Adam, Amy, and Sam will have to use clues—and fractions—to discover the truth about . . . The Ancient Formula.