Quests the reward Skill Points
This is a link to ESOheads webpage that shows all quests that will reward a skill point upon completing the quest. You can sort this list by zone, adventure level, quest name, etc.
http://www.esohead.com/quests#reward:1
Skyshards
For those that would like to make sure they leave no 'shard' unturned, this is a great place that has maps of the sky shard locations for each zone.
http://teso.mmorpg-life.com/database/skyshard-locations-map/