An elephant’s tooth can weigh over six pounds.

The first toothbrushes were twigs from trees.

Giraffes only have bottom teeth.

Dogs have 42 teeth, cats have 30 teeth, pigs have 44 teeth, and an armadillo has 104 teeth.

Tooth enamel is the hardest substance in the human body.

Your teeth start to form before you are born.

Braces have been around for nearly 300 years.

Just like finger prints, tooth prints are unique to each individual.

Millions of people in the U.S. are wearing braces, right now.

NASA originally created the wires used for braces.