Not the ACTUAL print screen. There's a button across from the backspace key. It says PrtScrn. Press that, and paste it to a paint document.
“…Judge not what a man has done, but judge what he could have done if he was a different bloke altogether. For art thou a leper? And a leper can changeth his spots…” --Rudy Wade, Misfits (Series 4, Episode 8)