The Little Professor is a math for kids preschool game. Now ad-free! Little Professor presents a series of addition, subtraction, multiplication and division problems in five degrees of difficulty. Enter your answer by pushing the number keys. If you're right, the next problem will be presented. If you're wrong, "ERROR" is displayed. You're given two more tries, then the correct answer is displayed. After ten problems, your score - the number of right answers and the time it took to solve, are