Mathematics & Illusion

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The book's softcover surface contains swirling lines of blue, white, gold, and red that create a swirling optical illusion. The trim is black; the text is white and gold.

Seeing: 30 Hands-On Visual Discoveries by the Exploratorium

$ 14.95
$ 14.95
Prolate ellipsoid made out of sold non-magnetic aluminum that, when one spins on its side, will flip upright and continue to spin. It sits upon a flat round mirror encased with a black rim.

Aluminum PhiTOP

$ 20.00
$ 20.00
It is a black ceramic mug with a black and white circular optical illusion etched on the front.

Exploratorium Optical Illusion Mug

$ 15.95
$ 15.95
The game's cover is purple with transparent numbers in the background; there is a magician holding a wand on top of a cloud with the words "Proof!" in red.

Proof!

$ 17.99
$ 17.99
A white box with graph paper lines with Math Fluxx and zero through eight filled in with different colors.

Math Fluxx

$ 20.00
$ 20.00
Sold Out
"Math with Bad Drawings" is a hardcover light blue book with mathematical equations in gray and a stick figure character in the right corner.

Math with Bad Drawings: Illuminating the Ideas That Shape Our Reality by Ben Olin

$ 30.00
$ 30.00
Sold Out
A paperback book that is 10.9" x 8.8". The cover is beige with text down the front. There are squares and a circle on one side.

Can You Solve My Problems?: Ingenious, Perplexing, and Totally Satisfying Math and Logic Puzzles by Alex Bellos

$ 16.95
$ 16.95
"The Ultimate Book of Optical Illusions" is a softback copy with a white cover; contrasting legs create an optical illusion.

The Ultimate Book of Optical Illusions by Al Seckel

$ 21.99
$ 21.99
8" x 8" board book illustrated book cover of the ABCs of Mathematics. Three circles with Addition, Base, and Chord. Red spine with science tools in white .

ABCs of Mathematics by Chris Ferrie

$ 9.99
$ 9.99
"Grandpa Magic" is a softcover book with a yellow, blue, and red illustration of an older male magician doing dazzling an audience of kids with lightning from fingertips.

Grandpa Magic: 116 Easy Tricks, Amazing Brainteasers, and Simple Stunts to Wow the Grandkids by Alan Zola Krenzek

$ 17.99
$ 17.99
A clear cake dish with a Pi symbol brown sugar cake dusted with powdered sugar.

Exploratorium Pi Cake Pan

$ 16.99
$ 16.99
The Miracope is a black circular shape with mirrored optics that projects a green frog into a three-dimensional floating position on top. 

3-D Mirascope

$ 11.00
$ 11.00
The book's softcover surface contains swirling lines of blue, white, gold, and red that create a swirling optical illusion. The trim is black; the text is white and gold.

Viendo: 30 Descubrimientos Visuales Interactivos

$ 14.95
$ 14.95
A white book with a black and white lenticular image of a horse that moves with the book. The book title Gallop! and the author's name are in different colored letters at the top.

Gallop!: A Scanimation Picture Book by Rufus Butler Seder

$ 16.99
$ 16.99
Sold Out
A blue and white book with a white optical illusion looks like a duck or a rabbit on the bottom. Above the words Duck! Rabbit! is in black text.

Duck!, Rabbit! by Amy Krouse Rosenthal, Illustrated by Tom Lichtenheld

$ 7.99
$ 7.99
Tin cookie cutter made out of the tin in the shape of the Pi symbol.

Exploratorium Pi Cookie Cutter

$ 3.95
$ 3.95
Sushi Go! comes in a large red tin with the sushi characters on the outside; there are five cards with muted colors in purple, green, blue, pink, and yellow with different character cards such as wasabi, tempura, and chopsticks

Sushi Go!

$ 18.00
$ 18.00
Sold Out
The math-themed rocks glass is etched with digits of Pi for your detail-oriented side, and an approximation of Pi.

Pi Theorem Rocks Glass

$ 18.00
$ 18.00
A white paperback book with half of a pie with a slice taken out on the bottom on a red and white checkered tablecloth. "How To Bake π" is in red above.

How to Bake Pi: An Edible Exploration of the Mathematics of Mathematics by Eugenia Cheng

$ 19.99
$ 19.99
Dark gray socks with Pi symbol and 85 digits of Pi in white and green.

85 Digits of Pi Sock

$ 13.95
$ 13.95
A black sock with white chalkboard style numbers and equations with red toes, tops, and heels.

Math Socks

$ 12.00
$ 12.00
8 1/2" x 11" laminated three-panel fold-out guide on the basics of algebra.

Algebra Part 1 QuickStudy Guide

$ 8.95
$ 8.95
8 1/2" x 11" laminated three-panel fold-out guide on the basics of geometry.

Geometry Part 1 QuickStudy Guide

$ 6.95
$ 6.95
8 1/2" x 11" laminated three-panel fold-out guide on the basics of mathematics.

Math Review QuickStudy Guide

$ 6.95
$ 6.95