Quick Study anatomy pamphlets. They’re laminated and I have each one in the series. There’s one for every system, a few large ones that cover everything (much less in detail than the specific ones), skeletal system, vascular system, etc. including endocrine. They’re only like $4 each! I love them and I keep them in my binder. I got mine on amazon!
Here’s the link! Endocrine System (Quick Study Academic) https://www.amazon.com/dp/1423215001/ref=cm_sw_r_cp_api_i_t0BBDbX3J4H3P
This ones $7 since it’s one of the big, detailed ones. I highly recommend these! I bought all of mine together at once for like $40, but it’s also def fine to only buy the ones you need and you need them.
EDIT: this is the anatomy pamphlet. This isn’t as in depth as the system specific ones, but if you’re only getting one this is the one to get. There’s also a quiz one that’s pretty cool! I’ll link it if I can find it
Anatomy 2 (Quick Study Academic) https://www.amazon.com/dp/1572228563/ref=cm_sw_r_cp_api_i_l2BBDbYQZ9Y70
Here’s the quizzer!
Anatomy (Quick Study: Anatomy) https://www.amazon.com/dp/1572227575/ref=cm_sw_r_cp_api_i_U3BBDbHRFBRGK