How does the drinking bird work?

Methylene chloride helps makes a Dippy Bird work because it evaporates very easily -- it boils at just 100 degrees Fahrenheit (40 degrees Celsius). To operate the Dippy Bird, you get its head wet. As the water evaporates, fluid moves up into the head, causing the bird to become top-heavy and dip forward. read more

The drinking bird is a heat engine that exploits a temperature difference to convert heat energy to a pressure difference within the device, and performs mechanical work. Like all heat engines, the drinking bird works through a thermodynamic cycle. read more

The drinking bird or sippy bird is a popular science toy that features a glass bird that repeatedly dips its beak into the water. Here's how it toy works. The drinking bird or sippy bird is a popular science toy that features a glass bird that repeatedly dips its beak into the water. read more