A senior officer said an FIR has been lodged and investigation is going on.
The physical education teacher has been booked for rape and offences under the POCSO Act.
The victim is a kindergarten student with the school where the 32-year-old accused was working as a supervisor.
Only 266 cases were disposed of between January and June, according to the data submitted to the court.
On Thursday, the victim visited the accused’s residence at around 5:30 pm while he was alone in the house.
The rape took place late last night and the accused is on the run, while the toddler is critical at the moment
In the complaint filed on November 29, the mother alleged that the child was sexually abused twice.
The police arrested both the accused from their residence on Friday morning and are now interrogating them.
A 25-year-old man was arrested on Friday on the charges of raping his 13-year-old niece.
The victim then started to skip coaching classes even as her father forced her to be regular.
Police said the girl was alone in her classroom when she was allegedly raped. A juvenile is being questioned
According to police, the girl, a student of class V, had joined the carpool recently.
Delhi Police personnel, along with their Gurgaon counterparts, rushed to the spot and took the girl to Civil Hospital.
A major concern raised by police officers during this workshop was the shortage of policewomen in the city.
The offence came to light when the teenager was found to be nine months’ pregnant, police said.