Mixing-Paints-Guide-Sheet colour mixing challenge - can you make these? What others can you make create their own mixing reference charts
How to make all the colours of the rainbow!
30 Cheatsheets & Infographics For Graphic Designers
Color Theory Chart - beautifully simply way to learn this! (I used to use opposites via the color wheel to correct scans of stained photos - I learned about this theory from a lady with a raspberry stain over half her face - she used green tint before applying base)
Busy Hands: Invitation To Mix Colours
Invitation to mix colours on foil, a learning activity for toddlers and preschoolers.