Model of motion 

It's amazing

So pretty

Amazing model

Bro motion of a see-saw is not plriodic motion oscillatory motion😊

Nice😊

NYC iski Puri video bhejo ki ye kaise k banaya😊😊😊😊😊

Nice

Outstanding 😊👍

Amazing

Very nyc😊

Nice I try it

Nice mam work

Very nice

😂😂😂😂😂😂😂😂😂😂😂 nice 😂😂😂😂😂😅😅

Mam my name is Rudra Rajput Class 3 B

Periodic speeling is wrong😢

Super

Can anyone tell me how this rotatary motion is working, how did you fit this?

uuuuuuuwaaahahh

😊😊😊😊

You missed periodic motion

😂

🐕 thanks

पूरा वीडियो

Plzzz mam........

😔

How you make rotational motion

You will have manace you do bad😂😂

It do hard to do 😢😢😢😢😢

Nice 🙂

Nice