Chatter 2.0 DIY walkie-textie set is a fun children-friendly STEM project that teaches about electronics, coding, cybersecurity, wireless communication and encryption. The project comes equipped with all the necessary components, tools and lessons to build two texting devices which can be used for cost-free texting, gaming and more. Chatter users are also given an opportunity to learn how to code their own creations into Chatter using the free beginner-friendly online coding app.