Dogs have a remarkable sense of smell, they are capable of differentiating odors in concentrations nearly 100 million times lower than humans can.

More than 3000 years ago children played with circular hoops made with grape vines. This toy was swung around the waist. Years later this toy was made by company called Wham-O and the Hula-Hoop was invented in 1958.

A snail can slide over a razor blade without being hurt by producing slime that helps it slide harmlessly.

AMAZING FACTS