These screen shots were taken from Square Off, an educational math game I programmed and helped develop on the Prodigy Classic service (now defunct).

You can read a list of Frequently Asked Questions I wrote about Square Off.

UPDATED 7/14/2014: You can now play a web-based version of Square Off.

Square Off is a service mark of Prodigy Services Corporation. Prodigy is a registered trademark of Prodigy Services Corporation.