Introduction to Canvas in HTML5 - How to use the Canvas in HTML5.
Canvas & Drawing in HTML5 - How to draw basic shapes on the Canvas in HTML5.
Canvas Demos - Canvas tutorials and demos in HTML5
Canvas Charts http://www.tutorialspark.com/html5/HTML5_Canvas_Graphs_Charts.php
HTML5 Canvas Chart https://allofjava.wordpress.com/2014/05/20/html5-canvas-graph/
html - html5 - canvas element - Multiple layers - Stack Overflow