Conversation so far:
When was Rosalind Franklin born?
Rosalind Franklin was born on 25 July 1920 in 50 Chepstow Villas, Notting Hill, London.
Where was Rosalind Franklin born?
Rosalind Franklin was born on 25 July 1920 in 50 Chepstow Villas, Notting Hill, London.
Did Rosalind Franklin have any hobbies?
Rosalind Franklin is alarmingly clever – she spends all her time doing arithmetic for pleasure, and invariably gets her sums right.“

Question: She did this as a child?
Self-contained rewrite: Rosalind Franklin did arithmetic for fun as a child?