My Cart | Sign In Contact | Returns | Shipping | Privacy   Questions? Live Chat Or, call: 1-856-461-8883 Home | My Cart Search All Items:  You have 0 item(s) in your cart worth $0.00  Jigsaw Puzzles $Money Puzzles Brain Teasers   Other:   - Books   - Cool Stuff   - Games   - Hoberman   - Puzzle Boxes   - Puzzle Cubes   - Puzzle Rings   - Rubik's Cubes   More:   - Eco-Friendly   - Made in USA   - New Items   - Sale Items   - Top Sellers     - Accessories   - Gift Sets   - Great Gifts   - Solutions     Volume Orders & Corporate Sales   Institutional Sales What sets us apart from others? Free Standard Shipping* on all orders $60.00 or more! read more Same Day Shipping on orders placed before 4pm EST, M-F! read more Customer Service in just a moment's notice, 9am to 6pm EST M-F! Email, Phone, or Live Chat, read more Cool Stuff Cool stuff? Hang on! Isn't this a puzzle website? It sure is! But some things are SO swell, we couldn't leave them out! Here is where you'll find things that aren't quite puzzles, but are still really COOL: 1-21 of 33 matching items. For More Results - Page: 1 2    Sort: Bestselling!NewestAlphabetical (A-Z)Alphabetical (Z-A)Price (Low to High)Price (High to Low) Include Out-Of-Stocks Bilz Cosmic Pinball - Money Puzzle $12.95 Jackpot! Money Ball Puzzle - Maze GameNEW $24.99 Amaze - Brain Teaser $9.95 Ball of Whacks (Blue) - Magnetic Puzzle $32.95 Perplexus Epic - 125 Barriers! Track In A Sphere - Maze Puzzle $29.95 Perplexus - 23 Foot Track In A Sphere - Maze Game $24.95 Ball of Whacks (Red) - Magnetic Puzzle $34.95 Perplexus Rookie - 70 Barriers! Track In A Sphere - Maze Puzzle $22.95 Hoberman Sphere - Firefly (Glow-in-the-Dark) $32.95 Iball3 - Brain Teaser & Game $24.65 Mini Hoberman Sphere - Firefly (Glow-in-the-Dark) $14.95 Mini Hoberman Sphere - Universe (Glow-in-the-Dark) $14.95 Mini Hoberman Sphere - Rings $14.95 Fun Ride - Deluxe Edition - Cable Zip Line $109.95 EZ-Count Money Jar $14.95 Perplexus Twist - 30 Transition Points! Track In A Sphere - Maze Puzzle $28.95 Ball of Whacks (6 Color) - Magnetic Puzzle $32.95 Shaped Rubber Bands - Holiday Style $1.95 Ball of Whacks (Black) - Magnetic Puzzle $32.95 X-Ball and 96-Page Guidebook - Magnetic Puzzle $29.95 5" Illuminated Stars Globe $27.95 For More Results - Page: 1 2 33 matching items Narrow down: By Type: Brain Teasers | Assembly Puzzles | Magnetic (5) Brain Teasers | Assembly Puzzles | Tessellations (1) Brain Teasers | Entrapment Puzzles (2) Brain Teasers | Mazes (7) Brain Teasers | Money Puzzles (3) Brain Teasers | More... (1) Brain Teasers | Pocket Sized Puzzles (3)   See More Types... Brain Teasers | Puzzle Cubes (2) Brain Teasers | Puzzle Cubes | Special Shapes (1) Brain Teasers | Puzzle Cubes | Speed Cubes (2) Brain Teasers | Show All (1) Brain Teasers | Travel Puzzles (4) Cool Stuff (34) Games | Strategy (1)   See The Rest... Great Gifts (7) Hoberman (6) Jigsaw Puzzles | By Brand | Melissa & Doug | 1-24 pcs. (2) Jigsaw Puzzles | By Theme | Animals | Butterflies & Insects (1) New Items (1) By Difficulty:     Beginner (9)     Intermediate (10)     Advanced (4) By Ages:     12 months & up (1)     3 yrs & up (4)     4 yrs & up (4)     5 yrs & up (2)     6 yrs & up (2)     8 yrs & up (5)     10 yrs & up (2) By Price:     $10 & under (6)     $11 to $15 (6)     $16 to $20 (1)     $21 to $25 (4)     $26 to $30 (4)     $31 to $40 (7)     $41 to $50 (1)     $51 to $75 (2)     $76 to $100 (1)     over $100 (1) Get SERIOUS... SeriousChai.com   - Chai Tea, Big Train, Ghirardelli SeriousFlags.com   - Garden Flags, Toland Flags, Decorative Flags SeriousCards.com   - Playing Cards, Chess, & Games SeriousPlush.com   - Plush Toys, Stuffed Animals SeriousPuzzles.com   - Jigsaw Puzzles, Brain Teasers, Money Puzzles   Headquarters: SeriousShops.com 1812 Underwood Blvd. STE 4 Delran, NJ 08075 US United States Copyright © 2001 - , all rights reserved SeriousPuzzles.com®, an AJM & Co., Inc. company SeriousShops.com, a network of online stores. Customer Service Contact Us Live Chat Returns Shipping Guarantee Bulk Orders & B2B Volume Orders Corporate Sales Institutional Sales Policy Stuff Privacy Policy Conditions of Use More Missing pieces? Solutions A really big puzzle! Account My Cart My Account My Orders Sign In Register About Us Why & How Who's Serious? Recognition Read our blog! SeriousShops.com Site Map Experience Tell us what you think Report a problem

Interlocking: This means that adjacent pieces are connecting such that if you move one piece horizontally you move all, preserving the connection.