A flare gun with 10 rounds. 9 for signalling for help, and one more to fly into my face if I don't make it out.
I can't post images when using my phone, so: >School: We will teach you Calculus. >Me: Because I will need it, right? >School: >Me: B-because I will need it, right? I shall bring C A L C U L U S.
What? It's technically a single object