Simplify the following text for a Grade 8 native English-speaking person.
Original: Since water does not usually go up to the surface of the sand , the sand on top appears solid and can support leaves and other small debris , making quicksand difficult to distinguish from the surrounding environment .
Simplified: Since the water does not usually go all the way up through the sand , the sand above does not appear to move at all , and can support leaves and other small debris . This makes it difficul to distinguish quicksand from the surrounding environment .