TI-Little Professor - A fun way to improve numeracy skills! Instead of providing the answer to a mathematical expression entered by the user, Little Professor generates unsolved expressions and prompts the user for the answer. The perfect electronic educational toy to improve numeracy in young children; Five levels of difficulty, from very easy to very difficult ; Includes over 50,000 pre-programmed tasks; Awards a star for each correct answer and smiles when five sums are answered correctly; Practice in four basic operations: addition, subtraction, multiplication and division; Recommended for primary-aged children and SEN pupils; Solar powered.