Ann Marie Dziedzic, 36, of Barrington faces one count of aggravated battery of a child and five counts of aggravated battery in a church.
An investigation was launched Feb. 4 after an anonymous tip was sent to the Illinois Department of Children and Family Services, Barrington police said.
RELATED: Is it safe to send your child back to daycare? Here's what the experts say
Is it safe to send your child back to daycare? Here's what the experts say
The charges stem from several alleged incidents that occurred at the Lutheran Church of Atonement in Barrington, where she worked as a childcare worker.
Barrington police said none of the victims suffered serious injuries.
Dziedzic had a bond hearing Thursday.