Learn how to add and subtract numbers using the Cranmer Abacus using the UAbacus iPad app! This free app is designed for users to learn and practice their computation skills. Did you get stuck? No problem - receive instant help as needed throughout each step and verification of the correct answer. This is a powerful tool for teachers and students to learn and practice their abacus skills. This app is designed with clear images, color contrast and auditory feedback. However, the app is not accessible with VoiceOver.
For additional Abacus help, go to the UAbacus website.
UAbacus was developed by Dr. Penny Rosenblum and the University of Arizona. Please share how you are using the UAbacus app with your students!