Raging Rocks and Violent Volcanoes

Year 3 grouped rocks according to their properties. Are they permeable or impermeable? Do they have high or low density? Are they durable? They enjoyed investigating these properties in Science class. After learning about Natural disasters, Year 3 were also eager to re-create a volcanic eruption. They learned that the acid of the vinegar mixed with the alkaline bicarbonate of soda causes a chemical reaction!