When tossed, a certain coin has equal probability of landing on either side.  If the coin is tossed 3 times, what is the probability that it will land on the same side each time?

~$\frac{1}{8}$~

~$\frac{1}{4}$~

~$\frac{1}{3}$~

~$\frac{3}{8}$~

~$\frac{1}{2}$~