Find the Learning Resources® Minute Math Electronic Flash Card™ at Michaels. com. Have you heard the buzz? Electronic flash cards are a great way to give math skills a jolt! Reinforces addition, subtraction, multiplication and division. Have you heard the buzz? Electronic flash cards are a great way to give math skills a jolt! Reinforces addition, subtraction, multiplication and division. Details: For 1 player Volume control 3 levels of difficulty Untimed and 60-second timed modes Requires 3 AAA batteries (not included) For ages 7 and upContents: Electronic flash card Guide | Learning Resources® Minute Math Electronic Flash Card™ | Michaels®