CATO is a new user interface, written in Java and developed by the author as a response to the significant difficulties faced by students who only sporadically use computer algebra systems (CAS). The usage of CAS in mathematical lectures should be an integral part of mathematical instruction. However, difficulties arise for those students who have…

Most educational software lacks either sophisticated computer assisted instruction (CAI) facilities or modern hypermedia functionality. Combining these two aspects not only increases interactivity between computer and learning persons by means of new functions such as moving dragbuttons across the screen and giving multimedia feedback, but also…