Where Do Teeth Come From?
Where Do Teeth Come From? Teeth are formed from specialized cells which produce the three parts of the tooth—root, neck, and crown. The outer coating of the crown is...
Read MoreWhere Do Teeth Come From? Teeth are formed from specialized cells which produce the three parts of the tooth—root, neck, and crown. The outer coating of the crown is...
Read MoreClay is a special kind of earth. It is made up of the smallest particles of rock, tinier than those in most other kinds of soil. The minerals that make up ordinary clay...
Read MoreWhat Causes a Rainbow? After a shower of rain there is often a rainbow. Rainbows form when the sun begins to shine through the clouds while the air is still filled with...
Read More