We found a wolf's ________.

• skull

• pastime

• layer

The ________showed our class some ancient bones.

• dinosaur

• paleontologist

• ravine

This _______ only ate plants.

• sedimentary rock

• skull

• dinosaur

The big fire created a lot of ___________.

• ravine

• ash

• sedimentary rock

This happens while you sleep.

• dream

• pastime

• layer

You _______ to dig things out of the ground.

• excavate

• dream

• tripped

You like this better than any other.

• determine

• favorite

• examine

A deep narrow valley.

• ravine

• sedimentary rock

• layers

Creative kids like to ______________ new ways to solve problems.

• excavate

• discover

• favorite

The doctor needs to ____________ the patient.

• ash

• ravine

• examine