Xiaomi is producing a plastic toy robot that you can assemble into different forms, and control with an app. Called the Toy Block, the coding toy appears to rely on Lego-like pieces. The kit will come ...

Two friendly eyes stare out from a dark screen, held aloft by a black robotic arm that curves upwards from a metallic blue base. The robot's 12-year-old inventor gazes back. "How would you describe ...