Not paint-by-number, but a similar concept: use stickers to create fun images with a 3D effect, including mockups of famous artworks
Color Cube Bundle (Volume 1 & 2)
Paint & Peel Jelly Stickers by Editors of Klutz
Ridiculously Cute 1000+ Sticker Book 40 Pages - Fashion Angels : Target
Paint by Sticker Books (2-Pack), If adult coloring books have lost their novelty, or you’re just looking for a new, relaxing challenge, try two of
Kids' or Adult Paint by Sticker Books (2-Pack)
Explore the world of diamond painting with the new Creativity for Kids Big Gem Diamond Painting Kit! This diamond painting kit is perfect for beginners and children. The complete child craft kit includes everything needed to create 12 stickers and 2 suncatchers. Decorate your backpack, journals and lunchboxes with homemade stickers. The magical themed comes with a unicorn, rainbows and more! This is a mess free craft kit for boys and girls as no glue is needed.
Creativity for Kids Big Gem Diamond Painting Kit - Magical
2 Pack Sticker Books for Kids Ages 4-8, Crafts for Kids Ages 4-8 Sticker Paint Books Boys and Girls Birthday Gifts Party Favor, Travel Activity Book Set for Learning (Princess+Mermaid)
25 Best Art Supplies for Kids
39 Simple Sticker Ideas You Can Borrow
Workman Publishing Paint by Sticker Books
12pcs Diamond Painting Stickers Art Crafts 5D DIY Mosaic Sticker for Kids Adults
2 Pack Sticker Books for Kids Ages 4-8, Crafts for Kids Ages 4-8 Sticker Paint Books Boys and Girls Birthday Gifts Party Favor, Travel Activity Book Set for Learning (Dinosaur+Insect)
Explore the world of diamond painting with the new Creativity for Kids Big Gem Diamond Painting Kit! This diamond painting kit is perfect for beginners and children. The complete child craft kit includes everything needed to create 12 stickers and 2 suncatchers. Decorate your backpack, journals and lunchboxes with homemade stickers. The magical themed comes with a unicorn, rainbows and more! This is a mess free craft kit for boys and girls as no glue is needed.
Creativity for Kids Big Gem Diamond Painting Kit - Magical