Marina Standing Thermometer - Celsius and Fahrenheit, designed to sink to the bottom of the aquarium and remain in a vertical position, Centigrade, Has a safety zone temperature range indicator for most tropical fi
Wall Thermometer, Wet and Dry Bulb, Graduated in Celsius -20 deg to +50 deg (1 deg C) and Fahrenheit 0 deg to +120 deg (2 deg F). Includes humidity table in C and F. Dimensions: 10in x 3in x 0.5in
Sling Psychrometer, to measure relative humidity, Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements, Includes an activity guide with relative humidity calculation table, Requires assembly
Human Anatomy Model, The knee bone is connected to the arm bone, Eight awesome activities explore the human body from the inside out, including optical camera, tooth check-in, taste test, handy thermometer, pumping heart, lung simulation, torso model and DNA design
List View
Easy View (new)
