Tuesday, 8 September 2015

How Do The Doors In Malls Open By Themselves? | Kids Educational Videos





How Do Doors In Malls Open By Themselves? Magical Mechanism about Door In Malls. This is because sensor.Sensor sense thing around them like sound, light & weight.when someone near the door,the sensor sense a message to door & door is open & nobody around door,it will automatically close.Teach your kids Magical Mechanism.

Become a Kids Video Show Fan on Facebook -

https://www.facebook.com/Kidsvideoshow

No comments:

Post a Comment