Science: Age 11

10 illustrated Science lessons for Age 11.

Separating Sand and Water First we wait for the heavy sand to sink, then we gently pour the water off the top: this is decantation. Next…
How a leaf makes food A green leaf catches sunlight and takes in water and carbon dioxide. It uses them to make sugar for the plant …
Filtering Sandy Water When sand is mixed with water, it does not dissolve, so the water looks cloudy. Pouring it through filter pape…
Filtering Muddy Water Muddy water is poured into a funnel lined with filter paper. The paper traps the brown solid and lets clear wa…
Ice, Water, Steam Water can be a solid, a liquid or a gas. Warming it up or cooling it down makes it change from one to another.…
Water on the Move Water moves between the sea, the sky, the land, and back again. It can be liquid, solid, or gas as it changes …
Lamp, Block, and Shadow A bright lamp shines through dusty air. A wooden block blocks the light and makes a dark shape on the wall.…
Inside a Young Planet Long ago, a young planet was a hot mixture of rock and metal. Gravity pulled the heaviest metal to the middle,…
Seafloor Break Lifts the Sea Deep under the ocean, a fault in the rocky floor can slip in an instant. One block of rock jerks upward, shovi…
The Moon Circles Earth While Earth Circles the Sun Earth travels in a huge loop around the Sun, and the Moon travels in a much smaller loop around Earth. So the …