This cadmium sulfide (CdS) light dependent photo resistor has resistance inversly proportional to the amount of light falling on it. In complete darknes it has a 0.2 M ohm resistance and in 10 Lux light it has approximately 10 K ohm resistance.
Great for light sensor electronic circuits, for Arduino modules, robots, and more.
Build a magnetic levitating train with this science fair project kit!
Get one of the craziest and coolest kaleidoscopes around!
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
A combination of three of our great discovery toys, all in one package!
A cool kit that helps you build your very own robotic arm!
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