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How it works

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

why don’t grains of salt stick together

Common table salt doesn’t clump thanks to the addition of anti-caking agents. ... read more

animal adaptations

Animals have to adapt to the world in which they live in order to survive. Every species of animal has a different way of surviving. Species develop better ways of dealing with their environment over time. Traits that help an animal survive are passed on to the next generation. Traits that are not nee... read more

how corsets worked

The style craze that deformed bones and distorted bodies – all in the name of fashion. ... read more

matter

Matter is anything that takes up space and has mass. Atoms or parts of atoms form all matter. It is everything from the tiniest electron to the planets and stars. ... read more