Solution: Three to Five Triangle Puzzle

The Three-to-Five Triangle Puzzle consists of three triangles made from nine toothpicks as shown below.

Three to Five Puzzle starting layout

The challenge was to move only three of those toothpicks to create a total of five triangles. This can be ac-complished by moving the triangle on either the left or right above the other two triangles. This gives you four small triangles and a fifth large triangle.

Three to Five Triangle Solution