Here are some web pages with ideas about how to store and display your collections:
Build a Homemade Natural History Museum:
https://childhoodbynature.com/build-a-homemade-natural-history-museum/
Exhibit Design Ideas:
https://lucicreative.com/future-exhibit-designers-5-fun-at-home-make-a-museum-activities-for-kids/
Ideas for Displaying Rocks and Fossils:
https://earlylearningideas.com/geology-lab-dramatic-play/
https://pinkandgreenmama.blogspot.com/2011/02/kids-collections-rocks-minerals-and.html
https://detectingdaily.com/rock-collection-display-ideas/
Ideas for Displaying Shells:
https://www.completely-coastal.com/2013/02/seashell-collection.html
http://allaexpression.com/blog/the-best-ways-to-display-seashell-art-and-shell-collection/
Accept the Natural History Museum #Diorama Challenge:
https://nhmlac.org/dioramachallenge
