The alleged incident happened on Nov. 13 at Parker Elementary School in the city's Englewood neighborhood.
Tamika Odeh is accused of seriously injuring an 8-year-old student.
She has been charged with Aggravated Battery to a Child.
Odeh appeared in court on Wednesday. A judge denied the state's request to detain Odeh but ordered her not to have contact with any children under 10.
She is due back in court on Tuesday.
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