Polka Dot Wallpaper News

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How it works

how the body work

All the organs and systems of your body work together. When they work correctly you move, you fight off germs and diseases, you heal, you learn, you grow, and you age. In other words, you live. ... read more

energy

Work ... read more

does chewing gum really stay inside you for years

Chewing gum is made from synthetic chemicals that the body can’t break down. ... 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

how much stronger is carbon fibre than steel

Carbon fibre can be stronger than steel but is far lighter. ... read more