Wishing Jar: Capture dandelion wishes in a jar. When a sad child (or adult) needs some love and encouragement, it is off with the lid, pull out a wishing flower, eyes squished closed for a wish, and a big huff. Cures many ailments. sunrise waldorf school
Go Kid Yourself: Giant Squishy Sensory Bag -- Just clear plastic sheeting (like a big painter's tarp), duct tape, food coloring, and water. Could also throw in a few random flat toys or leaves or whatnot for a more traditional "sensory bag" experience. Awesome!
Edible finger paint: 1 cup flour, 2 cups water, food coloring. Mix water and flour over low/medium heat. Stir for about 5 minutes, or until you have a thick mixture. Separate into containers and add food coloring. Let cool, paint away!