You’ll have no more worries over felt tip marks on the walls with these fantastic Magic Colour Changing Water Cards. The kit contains 10 reusable cards and a water pen. Simply fill up the pen with water, play and encourage learning through fun! Each card has either words, numbers or scenes to colour in, all featuring our fabulous Happy Hospitals illustrations. Once the cards are dry you can reuse them again and again and again. Packed nice and neatly together this will easily fit in a handbag so great for on the go to keep little ones entertained.