Go the the kiosk and buy a round trip ticket for $16.00 to Mendlehall. Take the Nugget Fall trail, very easy, or do a more difficult hike .
Take the public bus for $1.00 to visit the Saxman Village. There is a $5.00 admission fee. If you have time, you can visit Bright totem poles on the beach. You can pay $2.00 and ride the public bus all day.
Go the the visitor center and take one to their walking tours.