The Galileo Thermometer is an elegant temperature reading device that every science enthusiast needs. It is a sealed glass cylinder that contains clear liquid and glass bulbs that are all a different density. As the temperature changes, the balls rise and fall, giving you a temperature reading.
Featuring the southern hemisphere of Johannes Hevelius’ Firmamentum Sobiescianum, this cloth is specially designed to care for coated lenses and delicate devices, and removes smudges and fingerprints easily.
Crazy Aaron’s Twilight Thinking Putty Inspiring songwriters, painters, and poets, the beautiful shades of twilight are also the inspiration behind Crazy Aaron’s Twilight Thinking Putty. Twilight is the time of day when the sun sets into dusk. As the sun dips below the horizon, its rays refract and scatter against the atmosphere to shine a […]