Pros:-

• This is a fun way to start learning the coding, these toys engage the kids to do somthing creative in a very innovative and fun way.
• There are not some fixed design criteria, you can create any type of builder robot according to your imagination.
• The infrared sensor detect objects and robot can hold/move these objects.
• Equipped with LEDs lights,make an impression in dark.
  Cons:-
• No cons; as kids learning capacity and creativity increase through this fun way.