Plus, for what you'd shell out on a single store-bought solar-powered water fountain, you could DIY four or five hummingbird water fountains. The beauty of it? It's an easy and affordable win for ...

This hummingbird water fountain reuses those leftover K-cups. Take a $1 plastic shoe box, a solar panel pump, a straw, and a leftover K-cup to create this design that hummingbirds love.