Meet the Elastic Turret Hexapod: a educational robot with a dual servo powered turret that can aim and fire elastic bands. It is easy to assemble and can be customized. The robot also has a built-in speaker system.
This six-legged robot has parts with ez-bit connections, so you can add or remote parts easily. Just attach multiple ez-bits to make arms, legs, or anything else. The robot is WiFi enabled. You can get yours here.