The Trigem puzzle consists of 15 puzzle pieces and a box with lid.

The trigems consist of 3 connected monogems each. A monogem is one-third of a hexagon, as shown in the figure.
The puzzle pieces are used on both sides. The puzzle is difficult to solve, although there are 83 different solutions (not counting symmetrical solutions).
A lot of different shapes exist for the Trigem puzzle.
I printed the puzzle with the following settings:
More information about puzzles whose pieces consist of simple geometric shapes (polyforms) can be found at
A solution program for the trigem puzzle is available on:
Trigem solution program (also in english)
If you like check out my other designs too!
The author marked this model as their own original creation.