rathleenationalschNov 24, 20221 minWater Surface Tension ExperimentSprinkle one teaspoon of black pepper over the bowl of water. The pepper is able to float on the surface because water molecules like to...
rathleenationalschNov 24, 20221 minFlying Teabag ExperimentWhy does the teabag fly? Scientific Explanation: Lighting the top of the teabag cylinder heats the air inside the cylinder. The air...
rathleenationalschNov 21, 20221 minTangramsInvented in China, the tangram is a 7-piece square puzzle that has challenged learners of all ages for over one thousand years. We made...