The children will be recreating the tree from The Tree of Life, Stoclet Frieze 1909.
The patterns and decoration from 'The Kiss' and 'Adele Bloch Bauer 1' can form a great inspiration for wax resist work. Use metallic crayons or oil pastels to create the patterns and shapes, then wash over some watercolour or thin poster paint.
or
Make printing blocks from potato in squares, rectangles, circles and triangles. Use metallic paint to create patterns on a coloured background.
Here is the link on Deep Space Sparkle for this lesson.