- First approach (4 exercices)
- Representation with Thales (2 exercices)
- Barycenter of two points (6 exercices)
- Suites and barycenters - Annales (1 exercice)
- Reduction and barycenter of two points (2 exercices)
- Homogeneity rule (3 exercices)
- Barycenter of three points (9 exercices)
- Expression reduction (3 exercices)
- Associativity rule (8 exercices)
- Barycenter and line characterization (6 exercices)
- Barycenter of several points (6 exercices)
- Barycenter and coordinates (2 exercices)
- Barycenter and complex numbers (2 exercices)
- Space and isobarycenter (3 exercices)
- Space and barycentre (4 exercices)
- Space, barycenter and straight line (5 exercices)
- Space, barycenter and weighting search (6 exercices)
- Space, barycenter and geometric locus (3 exercices)
- Old annals and sequels (before 2012) (1 exercice)
- Old annals and spaces (before 2012) (15 exercices)