Shape puzzle
Missing Square Puzzle
geometry - How come $32.5 = 31.5$? (The "Missing Square" puzzle.) - Mathematics Stack Exchange
Missing square puzzle - Wikipedia
13-Al The mystery of the dissapearing Polonium – 52 games with the periodic table
The Missing Square Puzzle - Ship
Triangle puzzle – How can the following be true? – Retrohelix.com
Geometric vanish puzzles
Missing Square Puzzle
File:Missing-square-puzzle,showPart.png - Wikipedia
Mario - Super Mario Wiki, the Mario encyclopedia
How to Make the Missing Square Puzzle? | Math Project | Abakcus
File:This is a graphical analysis on the Missing Square Puzzle article.svg - Wikipedia
Missing Square Puzzle | Curious on Stage London
File:Missing square puzzle 8*21 version.GIF - Wikimedia Commons
Category:Missing square puzzle - Wikimedia Commons
Category:Missing square puzzle - Wikimedia Commons
3 Ways to Solve a Magic Square - wikiHow
Missing square puzzle - Wikipedia
Mario is Missing! - Super Mario Wiki, the Mario encyclopedia
The Missing Square Problem – Mind Your Decisions
Wikipedia Is the Last Best Place on the Internet | WIRED
Logical Puzzles | Brilliant Math & Science Wiki
