Tumbtips is the best tutorial site solely dedicated to Tumblr. It’s a place where others can learn how to get started blogging on Tumblr, from signing up to creating different types of posts. You’ll also find tips on how to connect with the Tumblr community and how to get the most out of your Tumblr.
Tumbtips also goes beyond the basics of account creation and shows you how to use Tumblr for other purposes such as marketing or to make money. If you are familiar with HTML or CSS, you’ll also find tutorials on how to customize and add widgets to your tumblr page.