When I teach my 10th grade Biology students about the molecules of life, I like to show them that proteins are "more than what you get from meat." They do not realize the scope of the importance of proteins, so I walk them through a part of the Protein Database (PDB) and have them look at some neat proteins, as well as one of their choice.
This is in Word so you can change the difficulty as you please.
*This file was updated in December 2016 to reflect all changes to the website. If more changes happen, as web pages do over time, please let me know and I can always update the instructions again. Thank you!