They are in 8.5×11 pdf format so you will need a pdf reader to view them.
This shed is a barn style design
The original plans are 10 wide and 12 long but you can easily change the length to 10, 12, 14, 16, 18 or even 20 ft long.
It also includes a materials list based on the 10×12 size so you will know what to buy. This will also let you calculate the cost to build before you get started.
These plans are not copyrighted and are in the public domain so feel free to pass them along as you like.