more ... Symmetry is when one shape becomes exactly like another if you flip, slide or turn it. The simplest type of Symmetry is Reflection (or Mirror) Symmetry, as shown in this picture of my dog Flame. There is also Rotational Symmetry and Point Symmetry.
4. Steam the clams. Allow the clams enough time to open their shells-this will be indicated by a burst of steam and popped-open shells, anywhere from 2â3 minutes to 5-10 minutes, depending on the type of clams.If some don't open in this time, discard them as they probably were already dead.llow the clams enough time to open their shells-this will be indicated by a burst of steam and popped-open shells, anywhere from 2â3 minutes to 5-10 minutes, depending on the type of clams.
up vote 0 down vote. Bring the water to a boil first then cover and reduce the heat to med-high, not low then set timer for 10 to 15 minutes depending on size of eggs and how done you want the center. I like them slightly soft and do extra large eggs at 11 minutes.nother source implies 7 minutes. http://whatscookingwithkids.com/2011/05/27/forget-hard-boiling-eggs-steamed-eggs-are-easy-to-peel/ (In the comments.). And then there is the usual time for hard-boiling, which is 10 minutes.