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For More Results - Page: 1 2 3 4 5    Sort: Bestselling!NewestAlphabetical (A-Z)Alphabetical (Z-A)Price (Low to High)Price (High to Low) Include Out-Of-Stocks Kites & Darts - 270pc Tessellation Classroom Pack 270 pieces $29.95 4 Tricky 2 Way Star - Magnetic Tessellation Puzzle $7.95 Deer - 36pc Wooden 3D Assembly Puzzle 36 pieces $5.95 Four Piece "Jigsaw" - Brain Teaser $8.95 Modern Art Medium - Secret Box $31.95 Modern Art - Secret Box $33.95 Captive Heart (Group 1) - Tavern PuzzleNEW $18.95 Helicopter - 34pc Wooden 3D Assembly Puzzle 34 pieces $7.95 Tetra Mania - 60pc Magnetic Tessellation 60 pieces $8.95 Claddagh (Red) - Secret Box $35.95 Dipper - Wood Disentanglement Puzzle $9.95 Curious Cross - Interlocking Puzzle $8.95 Fisherman's Catch - 10pc Double Sided Tessellation Puzzle 10 pieces $9.95 Butterfly - 23pc Wooden 3D Assembly Puzzle 23 pieces $7.95 Forklift - 58pc Wooden 3D Assembly Puzzle 58 pieces $7.95 Tangle Jr. Metallic - Brain Teaser $4.95 Cubed Cubes - 9 Piece Stackable Puzzle $12.95 In the Garden Too - 234pc Tessellation Classroom Pack 234 pieces $39.95 Tessel-Gons Classroom Pack- 340pc Tessellation Puzzle 340 pieces $29.95 Tessel-Gon Stars - 340pc Tessellation Classroom Pack 340 pieces $29.95 Radius - Stackable Puzzle $15.00 For More Results - Page: 1 2 3 4 5 85 matching items Narrow down: By Type: Brain Teasers | Assembly Puzzles | Interlocking (2) Brain Teasers | Assembly Puzzles | Models (8) Brain Teasers | Assembly Puzzles | Stackable (4) Brain Teasers | Assembly Puzzles | Tessellations (19) Brain Teasers | Beginner (4) Brain Teasers | Classics (2) Brain Teasers | Disentanglement | Cast Puzzles (1)   See More Types... 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Interlocking: This means that adjacent pieces are connecting such that if you move one piece horizontally you move all, preserving the connection.