The Kaluga teacher presented a love formula on TV channel "Rossiya"

Seven teachers who have passed in the final of the project TV channel "Rossiya" "A cool subject! " on January 6 on air of this TV channel conducted author's lessons of mathematics, physics, biology, chemistry, geography, history and Russian. The lesson of chemistry was conducted the teacher of chemistry of the Kaluga schools No. 5 Tarakanova Natalia. Subject of steel of substance which are developed by a human body...