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cp.rajesh1977@gmail.com from Bharatiya Vidhya Bhavan, Abu Dhabi
Subject :ICSO    Class : Class 3

I am a device like a mouse. Instead of having a ball at the bottom, I have a ball at the top.

A
B
C
D


Ans 1:

shriyans from mount litera zee schhol, Kolkata
Class : Class 4
C

Ans 2:

udbhav from , delhi
Class : Class 4
b

Ans 3:

Anushka Choudhury from Pawar Public school, Mumbai
Class : Class 5
my answer is B

Ans 4:

Rakshan Kumaran from SBOA Junior College, Chennai
Class : Class 5
B

Ans 5:

Rakshan Kumaran from SBOA Junior College, Chennai
Class : Class 5
B

Ans 6:

Sayyed Saad Aman from Gurukul English School,Beed, Beed
Class : Class 3
B.Trackball

Ans 7:

Anushka Choudhury from Pawar Public school, Mumbai
Class : Class 5
my answer is B

Ans 8:

Ansh Agarwal from BGS international public school, delhi
Class : Class 7
trackball

Ans 9:

Adithya Bharath M from Manipal School, Mangalore
Class : Class 7
B. Trackball

Ans 10:

Ziya Joshi from Nrimala convent school, Rajkot
Class : Class 6
My answer is B

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