EVEN AND ODD NUMBERS

Even numbers are numbers that are divisible by 2.
Example: 0,2,4,6,8,10,12,14,...

Odd numbers are numbers that are not divisible by 2.
Example: 1,3,5,7,9,11,13,15,17,...

For a great site that explains even and odd numbers in more detail, check this out -- Fact Monster

Games:

Odd and Even Number Game

Odd or Even?