Homemade String Ornaments

Emmett is making these ornaments, and they turned out beautifully!

This project has such a vast array of possibilities! 
Just start with some string, some watered down glue, some balloons covered in vaseline (to prevent sticking)...

I think it would look awesome to have a couple dozen throughout the tree. They set neatly between the branches and don't even need hangers. 

This idea came from this great DK book: