The chalk was blue. Not Sky Blue from the Crayola 64-pack. I mean deep blue. The color of a dead CRT screen after you unplug it.
KSSSSHHHHH-hello-Rudy-eeeeeeee-KSSSSH.
I drew a door last night. Not the one behind the blackboard. A different one. chalkzone archive.org
I tried to draw a portal back. I reached for my chalk. The chalk was blue