Rice University
Rice University: Let's Count!
Let's Count is a website that offers opportunities to count lots of different sets of things. You can also view the same website in Spanish.
Can Teach
Can Teach: Target: An Equations Game
Using decks of cards and knowledge of number operations, students develop multi-step equations to reach a target number.
Math Is Fun
Math Is Fun: Even and Odd Numbers
What is an even number? What is an odd number? Learn the definitions of each, and see rules for adding, subtracting, and multiplying even and odd numbers.