Cyanobacteria are found almost everywhere; in oceans, lakes and rivers as well as on land. They flourish in Arctic and Antarctic lakes, hotsprings and wastewater treatment plants. They even inhabit the fur of polar bears, to which they impart a greenish tinge.
Amazon is initially offering FreeTime Unlimited, which costs Prime members $2.99 per month per child -- or $6.99 per family -- on the Kindle Fire (2012), Kindle Fire HD, and Kindle Fire Fire HD 8.9. If you're not a Prime member, the monthly fee jumps to $4.99 and $10.99, respectively. The name of the service is a bit oblique.
The only real complexity comes with the three different subscription options available, though the same volume of content is available across all of them. The Basic package is Â£5.99 / month, which makes it a little cheaper over a full year than the Amazon Prime subscription which nets you its Instant Video service.