All The Big Enigma Articles

Weekly brain teasers from puzzle wizard Ivan Moscovitch

  • The Big Enigma #6: Expanding Hole

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Friday's Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag...

  • The Big Enigma #5: Dodecahedron Edge

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Friday's Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag...

  • The Big Enigma #4: Different Routes

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag about how...

  • The Big Enigma #3: Dice Arrows

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Friday's Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag...

  • The Big Enigma #2: Brams Coloring Game

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Friday's Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag...

  • The Big Enigma #1: Binary Memory Wheel

    Quick. Grab a pencil. Some crayons. A notepad. Wrap your brain around this Friday's Big Enigma from Ivan Moscovitch's The Big Book of Brain Games.  Share a photo of your solution in the comments thread. Brag...

×