Daily Archives: February 23, 2020


Hot and Cold Volcanoes
Learn about endothermic and exothermic reactions by making cold and hot chemical volcanoes. This project is more entertaining than mixing chemicals in beakers and measuring their temperatures. The volcanoes use common, safe household ingredients. Endothermic and Exothermic Reactions An endothermic chemical reaction absorbs energy from its environment, so the reaction […]

Hot and Cold Volcano: Easy Endothermic and Exothermic Reactions   Recently updated !