Shredded paper sensory bin - great idea for a sensory tub could fill with letter magnets, numbers, picture cards, etc. to practice various skills. You can even have the littles shred the paper as a way to work on fine motor skills.
Clean Mud recipe that uses 3 simple ingredients that you'd find at home. This clean mud is great for sensory development and children who don't like the thought of touching real mud - Laughing Kids Learn