Studying our past is an incredible learning tool. With that in mind, I found the below article about the oldest bee fossil.
https://www.livescience.com/amp/4255-oldest-bee-fossil-creates-buzz.html
https://tmm.utexas.edu/sites/default/files/Amber%20Activity%202019.pdf
Coincidentally I just made a mold of a fossil for personal reasons. Reading this article is inspiring some new ideas that will involve the fossil mold and bees.
