This is Level 4 of the Wearable Technology curriculum series, in which youth solve real world problems and practice the engineering design process while immersed in the innovative area of wearable technologies. This curriculum teaches engineering design, computer programming, basic circuitry, and sewing. In Level 4, youth practice each step of the engineering design process: Research, Develop a Solution, Test & Evaluate, and Communicate. Level 4 includes 4 Design Challenges involving light and temperature.