Genres
- Science -- Study and teaching (Elementary)
- Physics -- Study and teaching (Elementary)
- Mathematics -- Study and teaching (Elementary)
- Engineering -- Study and teaching (Elementary)
- Science -- Problems, exercises, etc.
- Science -- Experiments.
- Science
- Study and teaching (Secondary)
- Juvenile literature
- Experiments
- Pendulum
- Sciences
- Étude et enseignement (Secondaire)
- Ouvrages pour la jeunesse
- Expériences
- Pendule
- Study and teaching (Elementary)
- Physics
- Mathematics
- Engineering
- Problems, exercises
- Study and teaching (Primary)
- Étude et enseignement (Primaire)
- Physique
- Ingénierie
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About the authors
