Measurement

In-use Wet Cover

For use with PGL balances. More.

Below Balance Hanger

For use with PGL balances. More.

Time Timer® – 3" Audible Versions

Now you can get a 3" Time Timer® with an audible sound option when time is up. An on/off switch gives you the option of using the beeper or the silent mode. Like the standard, silent version Time Timers®, these timers are easy to use ̵... More.

Digital 3-Channel Timer

Count up to and down from 19 hours, 59 minutes, and 59 seconds on three different timers. Triple display timer features memory for preset values, .01 second count up display, 12 and 24-hour time format, alarm, foldaway stand, and magnetic attachment. More.

SAFE-T® Compass – Classroom Pack of 30

Draw circles from 1/4" to 10" in diameter in 1/16" radius increments with this uniquely designed compass. This compass eliminates the sharp point found on old-fashioned pencil compasses. Can also be used with assorted writing instruments... More.

Primary/Junior School Balance

This new durable balance will aid in determining mass of liquids and solids. The buckets are clear plastic for easy measurement and are shaped to help in the centering of the materials. The balance comes with a plastic weight set (two 20 g, four 10 g, a... More.

Compass Konustar-10

Professional compass that is extremely precise and trusted. Metal body and indispensable features include a liquid-filled clinometer, level bubble, tripod attachment, and degrees-eyepiece. This product is used in geology and topography and is th... More.

TBB Security Lock and Cable

Can only be purchased with SB42617M, SB42618M, and SB44703M. More.

Time Timer® – 8" Audible Versions

Now you can get a Time Timer® with an audible sound option when time is up. An on/off switch gives you the option of using the beeper or the silent mode. Like the standard, silent version Time Timers®, these timers are easy to use – just... More.

Trundle Wheel

Make measuring long distances easy! Wheel is metric with counter for measuring meters. Retractable handle to fit the height of a student or teacher. Grades 1 and up. More.