This very easy to learn and perform math magic trick will make you look like a mathematical genius. Within seconds you can add all the numbers on the prism( 4 x 4 digit numbers)  and present the correct answer faster than anyone can reach for their phone and open the calculator app. It will be a different answer each time.  Great way for kids to get inspired to learn maths and build confidence.

Magic Prisms

AU$10.00Price