physique chimie collège 3e

The free application of physics chemistry (3rd college) contains all the lessons planned in the first and second semesters, the ions, the oxidation, the acids and the bases, the reactions of precipitations, the movement, the speed and the forces, electrical resistance, electrical power and energy and more...

- More than 280 exercises selected from the easiest to the most difficult in order to consolidate the basic notions learned in the lessons.

- More than 700 interactive exercises are games to practice and understand the lessons well.

- All first and second semester controls.

- Sample first semester local exams.

- Regional exam models with second semester correction.