Okay, weird confession time: my friend (who also still makes games!) and I made a game about prehistoric humans (complete with Homo Habilis, Robustus, all the offshoots!) in HS as our senior project in 1997.  We even had conditional success and failure mechanics!  This is awesome, and so well executed.

The fact that you were able to pack so much onto a single page while still being coherent is impressive. This is a fantastic hex crawl

Absolutely striking entry. I love the cave drawing mechanic! 

"1. Choose an appropriate Late Pleistocene name."

This is the best thing I've read all day.