Excelsior Correspondent JAMMU, Feb 10: Attempt for Guinness Book of World Record largest structure with playing cards has been done by Arnav Daga, a student of class 9th studying in Sri Sri Academy School Kolkata. It took almost 41 days of hard work, with 8-10 working hours every day and approximately 143000 (one lakh forty three thousand) playing cards. No glue or adhesive substance was used anywhere. Arnav is already holding the Asia Book of Records for the largest playing […]