1. Review and Refresh From Lines to Shapes

2. Masters of the Shape! Circle Line Art School!

3. Piet Mondrian – Netherlands – Europe http://www. google. com/imgres

5. MrLiu.co

6. Triangles - Managing Size, Position, and Rotation https://www. google

7. Bridget Riley – English – Europe https://en. wikipedia
Bridget Riley – English – Europe Movement in Squares, 1961.

8. Bridget Riley – England - Europe Cataract 3, 1967,  PVA on canvas
Bridget Riley
2.1 million dollars

9. Thirteen Rectangles – Wassily Kandinsky Russia- Europe/Asia
Some pieces million dollars

10. John Biggers – NC , “Jubilee Ghana Harvest Festival”