Magnetic Marbles Assorted Pack 20

Set of 10 plastic coated marbles for in 10 colours, 2 of each colour in a bag. Great resources for STEM exploration, learning about magnetism and much more. Can be used to build magnetic marble mazes, by putting the marble inside a cardboard constructed obstacle course. Students can use metal or a magnetic wand on the other side of the cardboard to attract the marble and navigate it through their obstacles on the other side! Each have a diameter of 15mm so are not suitable for ages 3 and under.