SimplePuzzle 2.1 contains 3 puzzles.
Puzzle 1 is a puzzle consisting of 35 pieces that are hexomino - shaped (they are constructed from 6 squares).
The puzzle area is a rectangular tray with a very small protuberance.
Information found on the internet tells there should be over 1.000.000.000 different solutions.
Puzzle 2 is a puzzle consisting of 19 pieces that are septiamond - shaped (they are constructed out of 4, 5, 6 or 7 triangles) in a star-symmetric puzzle area.
1.000.000 different solutions are possible.
Puzzle 3 is a puzzle consisting of 10 pieces that are pentahex - shaped (they are constructed out of 5 hexagrams) in a rectangle-shaped puzzle area. 10.000 different solutions are possible.