Welcome to Interlock, the hide the plug & socket puzzle!;The Goal - Select pieces from INTERLOCK'S complete mathematical set of 12 building blocks to build different shapes.;Each 1x1x2 block has one plug and one socket in a unique location. You build shapes by fitting each plug into a socket of the next piece.;The Challenges - There are 50 shapes to build arranged Easy to Hard.;So what are you waiting for? Pick a block and start plugging!

• Popular Playthings 5204 Interlock Puzzle (Assorted Colours)
• yellow

Popular Playthings 5204 Interlock Puzzle (Assorted Colours)Popular Playthings