Timberline Four Seasons Ski Resort offers discounts for college students (with a valid ID) on Thursdays. Lift tickets are $18. Go to the lift ticket booth and present ID for discount. College Days at Timberline are December 10 – 25th 2009,  January 1-15, Feb 21- March 28th and every Thursday in 2010. Lift tickets for students with College I.D.  are $18.