Quartet Pocket Puzzle musical hot-air balloons

hot-air balloons

The selections begin with easier models — including a square coaster

and intuition

Hedi will show you how to bind a book and fold paper to create over 35 of her cut-fold book designs

JinHoo Ahn won Honorable Mention in the Nob Yoshigahara Puzzle Competition in 2014 for this design

Quartet Pocket Puzzle musical hot-air balloonsEven experienced puzzlers have described the Quartet puzzle as "too hard" and "nearly impossible." But if you're looking for an enormous mental challenge that can fit in your pocket, this is the puzzle for you. No undue force is required to separate the four pieces, just a complex sequence of moves that mindless fidgeting will never unravel. The good news is, it's not quite as screamingly difficult to get the pieces apart as it is the get them back