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the parts of plants

Plant Cells ... read more

people who study chemistry

Hundreds of years ago, people called alchemists used chemical reactions. They used them to make medicines and combine metals. Some of them thought they could create gold from other metals. Some of them thought they could make people live forever. Unfortunately, they were wrong. Today, we know a lot mo... read more

what are whiskers

Find out how these specialised hairs help animals to sense their surroundings. ... read more

people learn from plants

Why Study Plants? ... read more

the solar system

A solar system is a group of planets and one or more stars. Our solar system has just one gigantic star, the Sun. It also has eight planets and three dwarf planets. Many planets have their own moons. There are also thousands of asteroids, meteoroids, and comets. Gravity from our huge Sun holds the sol... read more