Fill in the blank:

_at.

Fill in the blank:

B_ll

We use these to study in school. What are these? 

Fill in the blank:

C_p

Identify the picture:

This is a ___________.

Identify the picture:

This is a ___________.

We use it to measure or as an aid for drawing straight lines. What is it? 

Identify the picture:

This is an ____________

'E' for _________.

This is a ________.