Math Mat Challenge Game
This game was available on Amazon for $33.36 with a current four out of five star rating from 26 customer reviews as of January, 2010. This game is an interactive talking floor mat for ages four to seven years where participants listen for the equation and use their feet to step on the answer. As the game progresses with more correct answers, it speeds up until a wrong answer is given. Games include addition, counting, number reinforcement and subtraction where each subject have two different skill levels. The mat measures 32 inches in diameter and requires three AA batteries that are not included with the product.
Math Whiz
This game was available through Amazon for $19.98 with a current four out of five star rating from 40 customer reviews as of January, 2010. This portable game is designed to teach like electronic flash cards and quizzes users on addition, division, multiplication and subtraction in eight different skill levels for ages six and up. It contains an LCD screen where the problems are displayed for computation and contains various lights and sounds for immediate answer feedback. A full calculator is also included to check answers at any time. Two AAA batteries are required for this device, which must be purchased separately.
MathShark
This electronic math game listed for $35.32 on Amazon and had a 3.5 out of five star rating from 41 customer reviews as of January, 2010. This portable game is recommended for ages six to twelve years which tests in eight different skill levels in addition, decimals, division, fractions, multiplication, percentages and subtraction. Like the Math Whiz, it features an LCD screen, but this device features problems vertically and horizontally. It also keeps track of the time a user took to achieve a set of answers to encourage frequent use of the device for learning purposes. According to Rachel Radway, contributing Amazon product reviewer, the device states ̶0;You did it!" or "Way to Go!̶1; on the game screen after each set is complete so that users are encouraged to play it like a video game. Two AA batteries are required and do not come with the product when purchased.