Math Thrill Addition Starter - Version 11.123 Boost your math skill with cool and thrilling games. Our proven built-in learning engine does the rest for you. The package includes 10 games that train your math skill in addition up to 20, quick and effortless . Train with your parents, train with your children, train together and compare your highscores and have fun. You will build a very strong foundation in mathematics addition. Share your highscores on twitter, win the games and collect certificates of your excellence. The content is perfectly balanced with easy visual recognition through good recognizable pictures. Quick play, just click, have fun and learn. . Easy math training for kids and up to 3rd grade. Boost your skills in addition, completion and counting from 0 to 20.