My kids love foraging for items outside and going on scavenger hunts for nature based items.
We use these outings to talk about a number of things. Taking care of our planet, and why we don't pick flowers, leaves and such off plants and trees, animal habitat and what kinds of animals live where, why rain and sun are important to plants, and even basic stuff like talking about colours, shapes and textures.
The kids usually take a basket each and fill it with treasures we've found lying on the ground during our walks.
When we get home we either add items to existing collections (r..