Wacky Water Droppers Set of 4Explore the properties of water, compare water flow and practice colour mixing with these Wacky Water Droppers. Each of these droppers come in a unique design for the children to watch the liquid flowing up and down each of the droppers. Children will learn how to think like scientists as they squirt water through the wacky, see through tubes and make predictions and observations. These are easy to squeeze by small hands and are able to suck up a