You've started with some pretty basic projects but you can take the concepts you have learned further by modifying robotic toys with the Raspberry Pi Zero. One class of toys that are excellent candidates for your projects are a set of robot toys by WowWee. You can purchase these toys from the company at http://wowwee.com/ but you can also find used versions of these toys on eBay for a significantly lower price.
In this chapter, you'll learn the following:
How to break into the toy and provide the control signals for your project
How to send and receive voice commands to control the robot
How to interpret commands and initiate actions
There are several toys that have excellent possibilities. One such toy is the WowWee Roboraptor. The following picture shows this robot:
Another option is the WowWee Robosapien. Here is a picture of this one:
We will use this robot for the project, as it has more functionality and is easier to...