Object: Spot the missing butterfly type.
 
First click anywhere on the board to fill it with sixtyfour butterflies of 14 types.
Click the OK button to make them disappear. You will be shown 15 type of butterflies.
Click the type that was not shown on the board before.
 
You lose if you make a mistake.
If you clicked the correct missing type, the counter on the right border will go up one and a new random distribution of butterflies will appear.
 
 
More freeware as well as real puzzles and games at my homepage http://karl.kiwi.gen.nz.