Galileo Glass Thermometer with Floating Spheres

The Galileo Glass Thermometer is both a working temperature gauge and an exquisite decorative piece. Inside a tall glass column filled with clear liquid, colorful glass spheres float and sink as the temperature changes. Each sphere carries a small tag marked with a temperature, and the lowest floating sphere shows the current reading. It is a beautiful, time-tested demonstration of how density changes with temperature, first explored in Galileo's era.

Three size options are available, allowing you to choose a compact model for a desk or windowsill or a taller statement piece for a bookshelf, mantel, or office. The colorful spheres and elegant glass cylinder bring a classic, scientific charm to modern and traditional interiors alike. Watching the spheres slowly rise and fall throughout the day is relaxing and endlessly fascinating for both children and adults.

This Galileo thermometer makes a thoughtful gift for science teachers, students, engineers, weather fans, and anyone who appreciates vintage instruments. It is perfect for birthdays, retirements, housewarmings, and Father's Day. Keep it out of direct sunlight and away from heaters or air vents for the most accurate readings. Handle the glass carefully, and place it on a stable surface out of reach of children and pets.

• Type: Galileo thermometer
• Design: Glass column with floating temperature spheres
• Sizes: 3 size options
• Use: Desk, shelf, mantel, or office
• Care: Keep away from direct sunlight and heat