Children can learn all about 3D optical illusions and create their own 3D pictures with this handy and eye-catching kit! Each page has bright, colourful illustrations and there are simple step-by-step instructions to help children learn the art of making amazing 3D illusions. The kit includes red and blue felt tip pens, plain paper and graph paper, as well as a pair of 3D viewing glasses to bring the pages to life before your very eyes. Children can also make their own cardboard clip to keep the felt pens safely tucked away, using the materials provided.