Sopi Vigyan Khelni by Arvind Gupta is a fun science book that includes funny science projects with fun and amazing science facts that would amaze you absolutely. Arvind Gupta is a famous inventor from India, He generally invents science projects with everyday house elements; through those elements, he proves many scientific facts.
For his inspiring scientific invention, the government of India awarded him Padma Shree in 2018. If you are interested in the book; you can read the book offline on your device by downloading the PDF file from here for free. Also, check out the book first by reading online through the link below.