By students of grade 2
- black cardboard 15 by 15 cm
- coloured paper in yellow, orange, red, purple, blue, green
The primary colors red, yellow and blue are in a triangle. The same goes for the secondary colours orange, green and purple.
Tell students to cut 6 shapes from the coloured sheets and paste them on black paper as discussed.
Use a pencil to draw triangles in dotted lines between the primary and secondary colours.