Amazon with Shuttle Art has the Shuttle Art Rock Painting Kit for $18.99 - 50% off with coupon code 3G85ITNA at final checkout = $9.49 with free shipping on $25+ or with Prime.

Kit includes 15 white rocks, 4 wood slices, 12 colors acrylic paint, 6 colors glow-in-the-dark paints, 5 transfer stickers, 20 googly eyes, 2 brushes, 1 palette, 1 string bag and more.