Durable, lightweight oversized plastic instruments, designed for whiteboards and chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of...
This measuring set contains four high quality instruments-a 0-25 x 0.01 MM micrometer caliper, a 90 degree knife edge square, a 150 x 0.05 MM vernier caliper, and a 150...
Durable, lightweight oversized plastic instruments, designed for whiteboards and chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of...
Durable, lightweight oversized plastic instruments, designed for whiteboards and chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of...
Durable, lightweight oversized plastic instruments, designed for whiteboards and chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of...
Includes a variety of tools and objects for teaching basics of measurement. Kit is shipped in a reusable storage box. Includes activity guide with 15 activities. Contents" Depth gauge 1,...
Durable, lightweight oversized plastic instruments, designed for whiteboards and chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of...
All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or 0.05mm.Additional Info: All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or...
This plastic electronic stopwatch can be set to display time (hours/ minutes/seconds) in 12 or 24 hour mode, calendar, 24-hour stopwatch, alarm, hourly chime, 1/100 second chronograph, split time, and...
Use this simple apparatus to measure relative humidity. Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements. The thermometers mount on a...
These heavy duty Magdeburg hemispheres are closer to the original version than plastic or rubber models. Thick cast iron walls and large steel handles make this item extremely durable. Plated...
Demonstrate how two identically sized cans absorb and radiate energy differently. One of the screw cap cans is smooth metal and the other is painted dull black. Water cools or...
Red spirit-filled thermometers provide increased safety and economic pricing. They contain a petroleum-based column with red dye, which is significantly safer than mercury. These thermometers all have 6 to 7mm...
Red spirit-filled thermometers provide increased safety and economic pricing. They contain a petroleum-based column with red dye, which is significantly safer than mercury. These thermometers all have 6 to 7mm...
Two identical sized screw cap metal cans (one smooth metal and other painted dull black) to demonstrate the difference in cooling rates of hot water inside the cans due to...
This calorimeter consists of two nested aluminum cans separated by a 1.7cm thick styrofoam liner and a clear molded plastic lid with a filler cap. A plastic insulator ring protects...