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"Giant classroom thermometer; 23 tube on a 30 H wooden base. Assign a different student every day to read the temperature!. Celsius and Fahrenheit scales have a range of -40 C to 50 C and -40 F to 120 F. Grades K and up. Dimensions: 12.7 H x 3.7 W x 4.2 D. Country of Origin: TAI."