ThereItIsThursday 8/16/18 The "T" Puzzle - YouTube
Five Piece Square Puzzle with hints and solution
Double Square (a.k.a Square Me, Five Block Puzzle, Madagascar Madness)" - Copyright J. A. Storer
Amazon.com: Logica Puzzles Art. Double Tangram - Brain Teaser in Fine Wood for 1/2 Players - 65 Puzzles in 1 - Educational Puzzle - Mind Puzzle : Toys & Games
3 Ways to Solve a Wooden Puzzle - wikiHow
3 Ways to Solve a Wooden Puzzle - wikiHow
Double Square Puzzle - make a 4 pc then a 5 pc square
Buy MANGO TREES Double Square Puzzle - 3D Classic Wooden Brainteaser Puzzles GP124 - MyDeal