Use the colour wheel as the basis for a single colourfull illuration that could be tessellated across the wrapping paper? color theory chart - beautifully simply way to learn this (plus the fact that I suck at combining colors LOL!
Get kids to design a modern artists alphabet poster of their own- another idea is their own A-Z of contemporary art (pinched the later idea from art history presenter Andrew Frost). Could use this idea for PC artists, too.
ZARA - #zaraeditorial - LET THE GOOD TIMES ROLL - Editorial