See the links before for some handy free resources for you to download. These resources are all created by myself which I have used in my teaching of workshops and courses.
The Colour Wheel – A good reference tool for painting
Value Chart – A chart to help understand tones
Rule of Thirds – Learn about the Rule of Thirds to help you create good compositions in your artwork.
Analysing Art – A document that poses some questions to help you analyse and evaluate artwork, your own and others.