ENCOURAGE kids to explore the properties of water experience cause and effect and more. INTRODUCE young learners to real science tools perfectly sized for a whole hand grasp Manufacturered by Learning Resources. Set of 6 colorful eyedroppers stores vertically in a convenient stand is designed to hold the droppers upright and ready for little hands to grasp. For ages 3+ BUILD fine motor skills while having fun experimenting with their own version of a tool grown-up scientists use!