DuinoKit DKE and Accessories Essentials & Accessory Pack, Arduino Based Discovery System Includes step-by-step start up instructions (for windows, mac or Linux) and printed lessons: blinking an LED, blinking 6 LEDS, and LCD display Additional online instructions and programs are easily accessible as well as an online community to share, build and post questions Just download the necessary Arduino software and you are ready to begin Case measures 14" x 9" x 3"