Assistive Technology. Datamax II is a high-tech mini-computer that's packed with fun and learning. Students will learn and practice math, grammar, vocabulary, trivia, science and geography while having fun. Play games, do activities, take quizzes, and more! It features simple touch-screen technology, allowing you to use a stylus or your finger. New features include high-quality animations and back-to-school programs and learning games; plus Homework Helper, Math and Algebra, Expanded Converter, and much more! Includes Engish, Spanish and French languages. Requires 3 "AA" batteries and one button-cell battery, included. Measures 2.36"H x 9.84"W x 9.84"D.