Learning R
The items in this first section are visual and interactive demonstrations of concepts in R. The resources in the second section, pulled from an up-to-date version of Awesome R, are part of a more complete summary of R learning resources. Also see this web book's Online Learning Overview and Massive Open Online Courses pages, which emcompass R (but also other topics') resources as well.
Select Interactives and Visualizations
Data Visualization: A practical introduction
Hands-on dplyr tutorial for faster data manipulation in R