Nice color blindness book with nice illustrations for testing and demonstrating color blindness. Both numbers and figures appear in the book.
Text in both Chinese and English.
Set of 5 clear PVC taps for water flow visibility when designing and constructing pipe networks. For use with an Absolute Pressure Sensor.
Allows students to measure temperature by detecting emitted infrared from objects without contact. For use with PASPORT Interfaces.
Allows students to explore the rate of water movement and quantify pressure changes occurring in the system.
Vials contain a vacuum sealed color forming reagent to test a variety of water quality parameters. 30 individual Phosphate test vials.
The PASPORT Salinity Sensor works with the included Salinity Sensor Probe to measure salinity, conductivity and temperature.
The PASPORT Breath Rate Sensor uses a disposable dust mask to measure breath rate. For use with PASPORT Interfaces.
Vials contain a vacuum sealed color forming reagent to test a variety of water quality parameters. 30 individual Chlorine test vials.
Model, measure and understand complex density driven circulation associated with heat transfer through convection.
Vials contain a vacuum sealed color forming reagent to test a variety of water quality parameters. 30 individual Iron test vials.
Vials contain a vacuum sealed color forming reagent to test a variety of water quality parameters. 30 individual Nitrate test vials.
