For the TLC challenge...three neutrals and one pop of color and for the CAS challenge...paper piercing.
Here's what I used:
Paper: Gina K. Pure Luxury in white
Ink: Hero Arts Shadow Inks in Soft Sand, Soft Brown, Wet Cement and Soft Pool
Stamps: Impression Obsession Small Butterfly and Hero Arts Everyday Sayings
All the other stuff: piercing tool, mat, Corner Chomper, Stardust Stickles