Science: Age 7

15 illustrated Science lessons for Age 7.

Ice Melts into Water When ice gets warm, it slowly turns into water. This is called melting.…
How a Bean Seed Sprouts A bean seed drinks water, gets fat, and its skin cracks open. First a little root grows down, then a stem grow…
Ice and water change back and forth When ice gets warm, it melts and turns into water. When water gets very cold, it freezes and turns back into i…
How a Butterfly Grows A butterfly starts as a tiny egg, then hatches into a hungry caterpillar that eats and grows. The caterpillar …
Magnet and Materials A magnet pulls some things toward it. It does not pull wood, plastic, glass, or rubber.…
Ice and Water Ice can turn into liquid water. Liquid water can turn back into ice.…
Satellites in Orbit A satellite is a machine people built and sent high above Earth. It collects information and sends it to place…
Boat and Marble in Water When an object goes into water, it pushes some water out of the way. If the object weighs less than the water …
Sunlight Makes Power Solar panels catch sunlight. They turn it into electricity that makes lamps light up and fans spin.…
Thunder from a lightning flash A lightning flash heats the air around it very fast. The air pushes outward with a huge rumble, and that rumbl…
Droplets Become Rain Tiny water droplets inside a cloud bump into each other and join together. When a drop grows big and heavy, it…
Roots Drink from Soil Roots spread through the soil and take in water and tiny minerals. These travel up inside the plant to the lea…
A Seedling by the Window A small green plant sits in a pot of soil. Water drops fall on it, sunlight warms it, and fresh air moves arou…
Solid Blocks and Runny Water A solid, like a wooden block, keeps the same shape in any container. A liquid, like water, flows and takes the…
Parts of a Plant A plant grows from roots hidden under the soil all the way up to a flower at the top. The stem holds it up str…