# Light the way Activity 3 ```blocks sensors.color3.onLightConditionDetected(LightIntensityMode.Ambient, LightCondition.Bright, function () { brick.clearScreen() }) sensors.color3.onLightConditionDetected(LightIntensityMode.Ambient, LightCondition.Dark, function () { brick.showImage(images.objectsLightOn) }) sensors.touch1.onEvent(ButtonEvent.Pressed, function () { brick.showImage(images.objectsLightOn); }) ```