What do I do with all of these things?

https://preview.redd.it/d4a6t7itehoe1.jpg?width=1280&format=pjpg&auto=webp&s=1dc0589b9d6f3a67bbeb43de7972689c1bb6c8b6

I'm not sure what to do with all these items. I just started decorating my island, and I receive about two new ones each day. I've been placing them in areas that I haven't touched yet. Does anyone have any ideas on how I could use them?