OFFICIAL RULES: No purchase necessary to win (a purchase will not improve chances of winning). Need not be present to win. Drawing for one $500 Nasco Gift Card will be held from entries received by midnight on Friday, May 6, 2016. MUST be 21 or older to enter. Only one entry per person will be accepted. With entry, permission is granted for Nasco to use entrant's name, school, and city/state. Contest is void where prohibited by law. Winner will be contacted by e-mail or phone following the drawing and also posted on the eNasco.com website. Odds of winning depend on the number of eligible entries received. Sponsor: Nasco, 901 Janesville Ave., Fort Atkinson, WI 53538-0901.