       answer = firstnumber * secondnumber;
       break;
   }
+  Serial.println();
   return answer;
 }
 

void openMouth(){ //open the mouth
  for(int i = mouthservo.read(); i < mouth_open_pos; i++){
    mouthservo.write(i);
    delay(15);
  }
}

void waitMouth(){ //open the mouth
  mouthservo.write(mouth_wait_pos);
}

void closeMouth(){ //close the mouth
  delay(750);
  for(int i = mouthservo.read(); i > mouth_closed_pos; i--){
    mouthservo.write(i);
    delay(15);
  }
}




#define mouth_open_pos    142
#define mouth_closed_pos  77
#define mouth_wait_pos    120

MFRC522 mfrc522(SS_PIN, RST_PIN);	// Create MFRC522 instance
MFRC522::MIFARE_Key key;
