The SparkFun Inventor’s Kit is your map for navigating the waters of beginning embedded electronics. This guide contains all the information you will need to explore the 16 circuits of the SparkFun Inventor’s Kit for Arduino. At the center of this guide is one core philosophy - that anyone can (and should) play around with electronics. When you’re done with this guide, you’ll have the know-how to start creating your own projects and experiments. Now enough talking - let’s get inventing!
For more details, see the guide itself: https://learn.sparkfun.com/tutorials/sik-experiment-guide-for-arduino---v32/all