10. Egg Carton Seed Feeder
Egg cartons can be transformed into biodegradable bird feeders for small birds, making this a great project for kids and classrooms.
Materials Needed:
- Empty egg carton
- Peanut butter or suet
- Birdseed
- String for hanging
Instructions:
- Cut the egg carton into individual cups.
- Fill each cup with peanut butter or suet.
- Roll in birdseed until fully coated.
- Attach string to hang from a tree branch or hook.
Tips:
- Use unsalted peanut butter for bird safety.
- Replace the feeders regularly as they weather.
- Hang in clusters to attract multiple birds at once.

Egg carton feeders are eco-friendly, biodegradable, and perfect for teaching children about recycling and nature.