Writing working code can be a challenge. Even relatively easy languages like HTML require the coder to understand the specific syntax and available tools.

Researchers at the Wyss Institute for Biologically Inspired Engineering have developed a robot, known as "Root," aimed at teaching children to code. Credit: Wyss Institute at Harvard University ...

All the while, they were teaching kids to code. Meet Root—a robot being beta-tested by its creators at Harvard’s Wyss Institute for Biologically Inspired Engineering.