Find a hobby that interests you.
i am bored, tired, and dont know anything to do besides sitting behind my pc and go to bed. other options?
Bake some chocolate chip cookies.
Watch TV while waiting on the cookies.
Eat cookies.
Clean your bathroom :)
Read a book
Take a hot bath with lit candles around the tub....then read a book!
Try stoat-wobbling, dwile-flonking or ferret nurdling. These skills are being lost in today's fast-moving, tech age. You could also be alert, the world needs more lerts.
Do adventures thing like trekking or if you have bike then make a road trip with your friends or alone towards hill stations . This will please you a lot.