You will need to find a box but everything else can be found at the toy library. The Imagination Tree: Small World Play: Cardboard Box Town
Construction site outdoor small world play. Faerie/brownie garden for boys?
We're Going on a Bear Hunt Small World by Rachel (",) literacy/book table
You can make this beautiful puffy "sea foam" with just a few simple ingredients- great for ocean themes or just a fun summer activity! Under the sea party activity ideas
F is for frog, water table invitation to play Simple Small Worlds: Frog World from Fun at Home with Kids