With a body made of composite materials, this Transit Compass is a lighter, more affordable alternative. It incorporates a cast…
Silva type compass. Ideal for map reading. Size: 2-1/4 x 3-1/4 Compass Diameter: 2 Rotating Degree Ring …
The lightweight and compact design of this multi-tool makes it easy to carry in your pocket, purse, or keep in…
Para controlar el clima ambiente de la sala Temperatura y humedad atmosférica relativa interior Indicación de los valores máximos y mínimos Montaje de…
The Global Water Flow Probe is a highly accurate water velocity instrument for measuring flows in open channels and partially…
Globo terráqueo que muestra la cartografía del medio ambiente con las corrientes marítimas. Cuando está encendido, el globo iluminado cambia…
Este globo de 3"(8cm) de díametro levita asombrosamente entre el brazo y base plateada. Luces en la base se iluminan cuando…
Sensor de repuesto para los modelos B-771, EC-11, EC-22 y EC-33 Solo requiere un volumen de muestra de 0.1 ml (0.05…
Put the power of a laboratory right in your hands New “Professional Grade” Meter Measure nutrient solutions, soils, greenhouse soilless media, water…
Utilizing a more traditional design, the Conventional uses Alnico II magnets and a "V" cut sapphire jewel bearing for smooth…
The MS-100, 100-1000X Microscope is an intermediate level Biological Microscope that is ideal for a high school or university student,…
Lupa Frontal Multi-Aumento con luz, aumentos tipo gafas: 1x, 1.5x, 2x, 2.5x y 3.5x Lupa Frontal con luz dirigible. Es fácil…
Meade Model 928 Image Erecting Prism for Meade refracting telescopes #07217. 1.25" barrel. Produces a correctly oriented image and convenient…
The LX600 is a simple to operate, portable package that makes taking great astrophotos as easy as focusing your camera…
The LX600 is a simple to operate, portable package that makes taking great astrophotos as easy as focusing your camera…
You won't believe your eyes with the classic illusion trick cards! Experience the swirling illusions produced by the illusion spinner,…
Construct your Buzz Wire and learn how to complete an electric circuit. Challenge your friends with the exciting Buzz Wire…
Build this amazing and wind generator and learn about renewable energy. Watch the LED glow as it is powered by…
new, functional design, plastic, large diameter for highly precise measurement results, very good readability also for small rainfall quantities, removable…
Effective management of pesticide drift is increasingly important to pesticide applicators. Now you can monitor and data log weather conditions…