Making a baking soda and vinegar volcano.

Growing crystals using salt or sugar solutions.

Creating a rainbow with a glass of water and sunlight.

Observing plant growth with bean seeds in a jar.

Making a simple circuit with batteries and bulbs.

Exploring magnetic attraction with magnets and objects.

Testing different materials for waterproofing.

Measuring how plants respond to light.

Mixing colors using food coloring and water.

Building a paper airplane and testing flight distance.