What is this?
whiteboard.
What are these?
markers.
What are these?
staples.
What is this?
printer.
What is this?
puncher
What is this?
tape.
What is this?
stapler.
What is this?
glue
What are these?
scissors.
What is this?
sharpener.
What are these?
paper clips.
What are these?
folders.