Weather
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Original price $2.99 - Original price $2.99Original price$2.99$2.99 - $2.99Current price $2.99Dual Scale Bulb Thermometer
In stockStudent grade bulb thermomer. Ranges from -35 to 50 degress celcius and -30 to 120 degrees fahrenheit. Measured in 2 degree subdivisions. Do not ...
View full detailsOriginal price $2.99 - Original price $2.99Original price$2.99$2.99 - $2.99Current price $2.99 -
Original price $8.95 - Original price $8.95Original price$8.95$8.95 - $8.95Current price $8.95Sling Psychrometer
In stockRelative humidity is a measure of the actual moisture content in the air, as compared to the greatest amount of moisture that air at same temperatu...
View full detailsOriginal price $8.95 - Original price $8.95Original price$8.95$8.95 - $8.95Current price $8.95
