Hi Violet: Before you go willy nilly building stuff, check this site to see if the pallets are safe for what you want to use them for. This is very important, so please read it!
https://preparednessmama.com/pallet-safety/ Good luck
Here's a couple more ideas
Hi Violet, Hi there, here's a few ideas that will inspire you to make a pallet herb planter - https://morningchores.com/pallet-garden/
Have making yours