"Measurement"
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SP Bel-Art H-B® DURAC® Single-Channel Electronic Timer with Certificate of Calibration, Bel-Art Products, a part of SP
Single-channel, three-button timer has a timing capacity of 99 minutes: 59 seconds, counts either up or down, and remember the last time set.
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SP Bel-Art H-B® DURAC® Single-Channel Electronic Timer with 10-Button Direct Input and Certificate of Calibration, Bel-Art Products, a part of SP
This ten-button timer allows direct input for faster programming of desired time.
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TI-84 Plus Graphing Calculator
Clearance
Calculate graphical equations with accuracy and speed.
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SP Bel-Art H-B® DURAC® Four-Channel Electronic Timer with White Board and Certificate of Calibration, Bel-Art Products, a part of SP
This four-channel timer has a built-in white board and dry erase marker with eraser tip that helps keep track of time and other critical information.
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Digital Hanging Scale
An economic option that combines weight and length measurement to support hands-on investigations in the classroom, laboratory, or field.
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