3030 STEM

Nurturing inherent creativity and curiosity

Computational Thinking | कम्प्यूटर की गणित | 3030 STEM Episode 5

Tweet with #3030STEM on Twitter (or on Facebook) to ask your questions.

Click here to know more and register :  

To watch the other Episode, click here :


Tweet with #3030STEM on Twitter (or on Facebook) to ask your questions.

Topics Covered :  Encryption of Message, Old days Encryption Message System, Decoding, Why 2nd World War finished 2 year early, Reason behind Germany’s winning stage in 2nd World War, How Germany defeated in 2nd World War, Prime Numbers, Computer is now everywhere, Why, How and in which language Computer works, Chip and Microcontroller, Sine Wave, Sine Wave Car, Language of Computers is “0” and “1”, Binary Counting, Exponents, Power of Exponents, Hack and Hacking, Binary Card Sorting, Punched Cards, Long Division, Division, Multiplication, Addition, Subtraction.

Explore Further:

Card Sorting Activity (Binary)

Sine Wave Car (Making)

Sine Wave Car (Explanation)

Enigma Machine

Card Sorting Activity (Ternary)

Card Sorting Activity (Ternary)

GeoGebra Model: Spiral (90 degree) A-Series

Paper Enigma Model: Read more

GeoGebra Model: Spiral (any angle) A-Series

Enigma Model: Read more


Singh S. The code book. New York: Doubleday; 1999.
Punched Cards for Computer
Encryption in History: Scytale 


About CCL and IITGN

The Center for Creative Learning came into being in April 2017, as a space that nurtures a scientific temper and the inherent creativity in students and teachers alike. Know more ...

IIT Gandhinagar is committed to a holistic approach to education in engineering disciplines and beyond; cutting-edge research addressing global challenges; and giving back.
Know more ...

Follow Us
About 30-30 STEM
Data Collection
  • As a part of the course, the interested participants can register themselves by filling the google form, containing a field for their basic details ( name, location, contact details, education board). For certification, they need to go to the C.B.S.E. portal to pay the fees of 100 rupees. Collected data will remain only with the associated recognized institution.
  • There are no harmful technical consequences/ risks with this web-page.