For sensory play. Be sure to use a translation option on your browser when you check out these Reggio Emilia inspired classroom pictures.
10 Herbal Activities for Kids
Herbs and flower cuttings wall hanging frame - activity for the kids
Gaia's garden - Spiral Herb Garden wraps nearly 30 linear feed of planting space into a five foot labyrinth.
The Artful Parent :: 10 Nature Art Projects for Kids
Sensory garden path--great idea for toddlers. https://playathometeacher.com/2016/06/25/diy-sensory-path/
Art project - make a Monet-inspired waterlily painting with tissue paper
The Adventures of a Kindergarten Teacher: Wacky Weather Fun
Nuts and bolts
Get Your Hands Dirty With DIY Painting Crafts And Ideas (J-Visa-vis & any sort of sealant spray ie matte, gloss etc will do this too).