Discover the power of magnetic force with this Giant 30cm compass magnet! this magnetic kit is a fun way of introducing your child to the world of science outside the classroom. Suitable for ages 8+, not. batteries required. Fun and Educational Discover the magnetic power of the earth Amaze your friends with this giant 30cm magnetic compass Perfect for school science projects Give Your Child An Atmosphere of Fun Fun To Spend The Most Beautiful And Sweetest Times Helps to develop children's intelligence Color : N/A Age : 3+