Wolfram Problem Generator is the newest way to experience the knowledge and computational power of Wolfram|Alpha.
Give your brain a workout on a number of topics including arithmetic, algebra, and calculus. And with over 10 trillion pieces of data on Wolfram|Alpha, there's sure to be more to come.
Direct integration with Wolfram|Alpha's Step-by-step solutions is there to help if you get stuck. Wolfram Problem Generator also creates printable worksheets for quizzes and study sessions—great for teachers, tutors, and parents.
http://www.wolframalpha.com/problem-generator/