


If you have ever played in a garden or meadow, you’ve probably seen slugs. A slug is a snail without a shell. It’s a little brownish-yellow lump that crawls very slowly. Usually it has two \”feelers”…

> Step farming in Sri Lanka. If you planted seeds on the side of a hill, what would happen to them during a heavy rainstorm? Chances are, the rainwater running down the hillside would take the dirt…

Special pictures called holograms make things look real. When light shines through the film, you see the pictured thing from all sides. Your dog was chasing a big red ball when the picture was…
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