Painting rocks can be a delightful and creative activity. Here are some easy and fun ideas for painted rocks:

1. Mandala Rocks:
2. Start by painting a solid base color on the rock.
3. Create intricate mandala patterns using various colors. You can use dotting tools or the end of a paintbrush to make these designs.
4. Animal Rocks:
5. Choose an animal (like ladybugs, turtles, or bees) and paint it on the rock.
6. Add details using small brushes or paint markers to bring your chosen animal to life.
7. Emoji Rocks:
8. Paint rocks with popular emoji faces. These are simple and fun to recreate.
9. Use bright and vibrant colors to make your emoji rocks stand out.
10. Story Stones:
11. Paint rocks to represent different characters or objects from a story.
12. Use the rocks to tell a story by arranging them in a specific order.
13. Cactus Rocks:
14. Paint rocks to resemble cute cacti. This can be achieved with simple green shapes and small white dots for spines.
15. Add a variety of cactus types to make a miniature rock garden.
16. Inspiring Words or Quotes:
17. Paint rocks with positive and inspiring words or quotes.
18. Use bright colors and different fonts to make the words stand out.
19. Space Rocks:
20. Create a cosmic scene by painting rocks with planets, stars, and galaxies.
21. Use dark blues and purples for the background and add bright dots for stars.
22. Fruit Rocks:
23. Paint rocks to resemble fruits like strawberries, watermelons, or oranges.
24. Add details like seeds or slices to make them more realistic.
25. Patterned Rocks:
26. Create a variety of patterns using geometric shapes or abstract designs.
27. Experiment with different color combinations for a vibrant look.
28. Inspirational Messages:
29. Paint rocks with positive and uplifting messages.
30. Consider adding decorative elements around the message to enhance the overall design.

Remember to seal your painted rocks with a clear varnish or Mod Podge once they are dry to protect the paint and make them suitable for outdoor use. Additionally, don't forget to have fun and let your creativity flow!