Day 1 - Diagonal: It was tough getting started and I probably ruined more images than I would have liked to but finally pulled this one together...
Day 2 - Childhood Memory - use one of the following - line, shape, space, color
Day 3 - Three Elements
Day 4 - Black and White
Day 5 - Pairs
Day 6 - Analogous Colours
Day 7 - What Is It? (I'll reveal what these are later). Enjoy! Jewels