Crayolastore.com has some seasonal savings. Save $5 off a $25 purchase by using couponcode: CRAFALL10 at checkout, offer valid thru September 30, 2010 plus free shipping with a purchase of $75 or more.
Save even more by going through one of these online rebate or cash back sites:
mrrebates.com - 6% online rebate
shopathome.com - 4% cash back