Kassidy age 4:
“rocks are heavier than sand and sand is just darkist lighting kind of sand
Rocks are different from sand. sand falls faster than rocks but wet sand doesnt fall faster than rocks and rocks come from over or under the sand under the sand
there might be shells or rocks. and rocks are heavier remember when david threw a rock with his slingshot rocks can hit someone in the forehead!
and rocks are ~ if theres flat rocks or heavy rocks or round rocks i call flat rocks.”