In the sand
In the sea, the sand dollars are found in groups on a soft muddy or sandy sea bed.
Sand dollars live in tropical to temperate climates. They are mostly seen in the oceans of northern hemisphere. They prefer to live in soft sandy beds because it helps them during the breeding season.
A sand castle
since the name includes sand i believe its habitat would be a desert of some kind possibly the Savannah
You can not cheat to get sand dollars. You have to work for it, or you have to buy it.
the water
Sand dollars.
Sand dollars breathe through a process known as diffusion, using their tube feet.
sand dollars got there name because they are shaped like a coin and they dig themselves into the sand
Sand dollars don't protect themself, they just sit their........ :)-
Phylum Echinodermata