You will need to 'share' on FB/Twitter/Google+, however I've found that simply hovering over the icons is usually enough to allow access without sharing at all.
The course is from Shaw Academy, has 10 lessons, and awards you with some kind of certification at the end.
Stacksocial's description:
Go from Casual Photo Snapper to Pro-Style Manual Photographer.
Ditch your automatic settings once and for all, and take your photographic passion to the next level with this in-depth course. Learning manual photography opens up huge opportunity for creativity—you won’t just capture moments, you will create art. Choose to tune in live and participate in the 10 lessons, or watch them on-demand when your schedule permits. With the included certification, you’ll even have what it takes to turn your hobby into a career!
Utilize the full functionality of your camera
Expand on your passion for photography
Choose to participate in 10 live online core lessons or watch on demand
Build up your photography knowledge at your own pace
Interact w/ a live learning community & take parts in questions and answers sessions
Successfully adjust the aperture & shutter speed
Study light metering & ISO
Understand colour temperature & white balanceNote: Redeem your voucher within 1 week and receive 4 FREE additional weeks access to Shaw Academy!
Edit: sold out as of 3/11/15.
Does it need facebook like?