Gap Fill - Human Teeth - Level 0


  • Choose the correct word from the drop-down menus below.
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.
  • After this paragraph, go to Paragraph 2.

   ancient      fossil      how      machine      million      rock      similar      strongest      teeth      world  

Paragraph 1

Researchers have found humans got . They say teeth came from an fish 400 years ago. They used the X-ray in the to study a of the fish. The fish was inside . Researchers found that the fish's teeth were very to human teeth.

Now go to   Paragraph 2.

Back to the human teeth lesson.

Share this lesson

More Free Sites by Sean Banville

Online Activities