¿Cómo cepillas los dientes de un hipopótamo?

Extend the Lesson

prosthetic

(prawss-THEH-tik)

A prosthetic body part is made to replace a body part that is missing or broken. This woman has a prosthetic leg.

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independent

(in-duh-PEN-dent)

When you are independent, you are able to do things for yourself. Babies become more independent when they learn to walk.

Ariel Skelley/Digital Vision/Getty Images

cavities

(KAV-uh-teez)

Rotten spots or holes in teeth.

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snarl

(snarl)

When an animal snarls, it growls and shows its teeth. This lion is snarling.

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