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These puzzles get harder as you go! Each of these is actually several puzzles in one, getting progressively more challenging. Sure to challenge your skills in logic and spatial reasoning, these are a great way to challenge your brain and grow your frustration threshold.

Project Genius

$25.99

FoxMind

$19.99

Brainwright

$16.99

DJECO

$25.99

Brainwright

$16.99

MindWare

$21.99

Thinkfun

$22.99

Smart Toys & Games

$16.99

Smart Toys & Games

$13.99

Gigamic

$37.99

Gigamic

$19.99

Thinkfun

$36.99

DJECO

$25.99

Thinkfun

$20.99

Project Genius

$20.99

Brainwright

$16.99

Blue Orange U.S.A.

$27.99

Project Genius

$20.99

Fat Brain

$19.99

FoxMind Canada

$24.99