mathematical recreations

Five puzzle experts share their tips on mastering the Rubik's Cube, with step-by-step instructions for solving the Cube, variations of the original Cube, and a history of the toy.

A collection of mathematical recreations and pattern puzzles for children.

A collection of number puzzles and mathematical recreations for children.

Presents a collection of math puzzles inspired by classic poems by Poe, Whitman, Dickinson, Frost, and other poets. Includes poet biographies.

Explores the world of mathematics, from basic school math like addition and geometry up to higher-level theories and concepts, like four-dimensional shapes, knot theory, and different kinds of infinity, as well as discussing the mathematics behind things like barcodes and iPhone screens.

Explores the math concepts that are used in travel planning, and includes exercises in each area with answers.

Contains more than three hundred puzzles and brainteasers to encourage basic math and problem solving skills in sixth through eighth graders.