Moon sand. Just 8 cups of flour and 1 cup of baby oil, really soft and easy to clean up.
150+ Sensory Play Ideas can be found here, and new playtimes are added weekly! So many FUN and creative ideas here!
Momma's Fun World: Make your own "Fake" sensory snow that feels real
Magnetic number Fishing. They add what they catch.
Lots of sensory bag ideas! These are easy to make, mess free, and great fun for babies and toddlers!
11 of the Very Best Sensory Activities for One Year Olds by Rachel at Kids Activities Blog
Farm animal sensory table #preschool #ece
Flower Sensory Table - Preschool
Snowy Shape Hunt
Kaleidoscope rice for kid crafts.