Prototyping Lab Kit Vol.1 is assembled for "Protyping Lab", Japanese book, written by Mr. Shigeru Kobayashi. If you practice on the book, besides the product, you need Arduino Board, USB cable and LCD Shield Kit. If you tried "Getting Started With Arduino", we recommend this kit for your next step. PART LIST For Recipe 1, 1 x 3mm Diameter CdS photoresistor 1 x 10kΩ Resistor 1 x 330Ω Resistor 1 x LED For Recipe 2, 1 x Distance Measuring Sensor Unit GP2Y0A21YK0F (with connector cable) 1 x 100μF Capacitor For Recipe 3, 1 x Ultrasonic Range Finder - Maxbotix LV-EZ1 1 x 100mil (2.54mm) pitch 1x7 pin break away header For Recipe 4, 1 x External Drive Piezo Transducer 1 x 5.1V Zener Diode 1 x 1MΩ Resistor 1 x 330Ω Resistor 1 x LED Extra, 1 x Breadboard - mini modular (Color is random) 1 x Jumper wires M/M Pack of 10NOTE No manual included.