Thursday, February 27, 2014


We've learned now that there are three types of rocks: igneous, metamorphic and sedimentary.

One type of sedimentary rock is called sandstone.
Like the name sounds, it's made up of pieces of sand piling up on top of sand over years and years.
The small sand pieces are sediments, so that means it is a sedimentary type of rock.

(from: wikipedia - sandstone)

Kid Facts - Blast from the past: Electrical Current