He met the children at his Juhu office, and later posted a video on Twitter. In the video, he is seen giving gifts to the smiling children, signing autographs and getting clicked with them.
The actor, who has daughter Nysa and son Yug with wife actress Kajol, tweeted: "Thank you for your endless love. I am lucky to have so many children sharing their love with me on this Father's Day."
Smile Foundation, which aims to empower underprivileged children, youth and women through relevant education, innovative healthcare and market-focused livelihood programmes, has received immense support from many celebrities including international action star Jackie Chan, Amitabh Bachchan, Shah Rukh Khan and Aamir Khan.