It quotes a local police boss as saying the students were among 14 others questioned over the incident.
The four students at Dr Krapf Boys Secondary School in the coastal county of Kilifi will be charged with arson on Wednesday.
Students at the school are only allowed to watch television on Saturday, Rabai Sub-County Police Commander Fredrick Abuga told the website.
The school has been closed.
Liverpool humiliated Manchester United in a 0-5 thrashing at Old Trafford.