Which system is this one?
Circulatory system
Which system is this one?
Digestive system
Which system is this one?
Nervous system
Which system is this one?
Reproductive system
Which system is this one?
Respiratory system
Which system is this one?
Excretory system
Which organ is inside our heard?
Brain
Lungs help us to....
breathe
Which gase we breathe out?
Carbon dioxide
Where can we find the smallest bone in our body?
ear
