Pyramid - Key Chain Puzzle This classic pyramid puzzle is harder than it looks. As a portable key chain it's easy to bring along anywhere to stump your friends.
$3.95
Pyramid Twins - Classic Brain Teaser It took the ancient Egyptians years to build the pyramids. Can you do it with just 2 puzzle pieces? Go ahead, make King Tut proud!
$3.95
4 Tricky 2 Way - Magnetic Tessellation Puzzle Turn a square into a triangle? How is that possible? Each of the four squares in this set can be transformed into a different geometric shape.
$6.95
Tetra Mania - 60pc Magnetic Tessellation Be warned: TetraMania can strike at any time! They look simple enough. Five shapes made up of four square that can be arranged and rearranged to form hundred of tempting patterns.
$7.95
4 Tricky Tangrams - Magnetic Tessellation Puzzle The Tangram is just the beginning! In addition to the ancient Chinese classic, this set includes three other Tangram-like puzzles. A Japanese puzzle that actually predates the tangram by half a century, and two more recent designs.
Kites & Darts - 270pc Tessellation Classroom Pack These shapes, also known as Penrose tiles after their inventor, are famous among math heads everwhere! The pieces have small holes which indicate matching rules that force the patterns to be non-repeating.
Cubed Cubes - Stackable Puzzle Cubed Cubes is a brain teaser puzzle that teaches students about rectangular solids and the cubic numbers.
$12.95
Penta Mania - 56pc Magnetic Tessellation Is there a pent-up PentaManiac in you? Find out as you arrange and rearrange 56 colorful "folded pentagons" into literally hundreds of provocative patterns.