Fall Sensory Tub-- Birdseed as &quot;base&quot;, with things like bark and acorns and pine cones and twigs and real leaves and real nuts (as long as there are no allergies!). I love the squirrel toys, and think that having places to &quot;hide&quot; the nuts would make this sensory activity even more awesome! Maybe in a fake, hollowed-out &quot;tree&quot;...