Magic Water Card by Flo & Rock are perfect for little hand and exploration of letter number and color. Fill the pen with water and color in the picture to watch deign magically appear and then diappear when dry. Can be reused again and again and tored away in the handy cae. Cover cae meaure 7.4 x 7 x .7 he and the 10 inner card meaure 5.9 x 5.9 he. Deep ea theme Ages 3 and up