... As long as you have completed the prerequisites, feel free to start on something new while still working on others. Prerequisite: None . Estimated time to complete: By the end of third day . ... Estimated time to complete: By the end of week two . Prerequisite: Editor skills from "Getting set up and ready" . Estimated time to complete: By the end of week three. ... Estimated time to complete: By the end of week one . ... Estimated time to complete: By the end of week four. ...