Abilities Builder Add & Subtract Whole Numbers 6.5   
by Teacher Interactive Software   

Improve whole number addition and subtraction computation skills from simple to complex problems. Math facts exercises are included. Randomly generated problems are structured and worked out number by number as you would on paper with immediate feedback and correction after each response. You can generate printed worksheets and tests that reinforce the on-screen activities. Multi-sensory approach using the Microsoft Agent character Peedy the parrot. Especially effective for the learning disabled and remediation.