Octopus 5mmLED light Brick, and special sensors Arduino board and ambient light sensor extension combination, can be used in the interaction with the light works.
When the LED light module connected to Arduino, the digital pin (LOW on, HIGH off) is used to control it. The brightness of LED can be controlled via PWM output.
News: All of Octopus bricks has supported Scratch programming. ElecFreaks builded EFBlock support drag and drop programming . Guide please check here