Use your mouse to select SETs from the board.
A set consists of three cards satisfying all of these conditions:
• They all have the same number or have three different numbers.
• They all have the same symbol or have three different symbols.
• They all have the same shading or have three different shadings.
• They all have the same color or have three different colors.
The rules of Set are summarized by:
If you can sort a group of three cards
into "two of __ and one of __", then it is not a set.