If you are looking for a Coordinate Plane to use with your SMARTBoard this Virtual C-Plane is excellent!
>Help add scale to a number … did you ever wonder what 300 000 000 could look like? Well here are some of the results in NumberQuote:
300,000,000 hot dogs laid next to each other would reach as far as 3.05 planet Venus
300,000,000 McDonald’s Big Macs laid next to each other would reach …