To determine the fees for class 3 children, you'll need to specify which school or type of tuition you're interested in (e.g., public school, private school, online tuition, home tuition), as fees vary greatly depending on the institution and its location.

Example:

Primary School Fees (India): Primary school can cost around INR 20,000 to 1,00,000 yearly.

Tuition Fees (India): Home tuition for class 1 to 5 can cost around Rs. 1,000 to Rs. 3,000 per month.

Online Tuition (India): Online tuition courses for class 3 can cost around 36,000 to 81,000.