Today we are going to do a simple project making fireworks in a jar. This is cool and quite fun to watch, and a simple lesson in liquid density. Materials: Glass Jar or Glass (make sure it is clear) Small Dish Cooking Oil Food Dye (3 or 4 colors) Toothpick Water Getting Started: Fill the glass jar with water, but leave some room at the top. Take your little dish and cover the bottom with cooking oil. Add 3-5 drops of food coloring, keeping the drops separate. Take your toothpick and dab the drops of food coloring to break them
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STEAM at Home: Fireworks in a Jar
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