Homepage of Marius Crainic
Some of the bachelor thesis (called "kleine scriptie" at some point) that I supervised:
Exotic Structures on the 7-Sphere, Jeroen van der Meer, 2017
Symplectic manifolds with no Kahler structure, Oscar Eijgenraam, 2017
Vector  fields on spheres, Bjarne Kosmeijer, 2016
Classification of real division algebras and which n-spheres can be topological
groups, Stefan Franssen, 2015
Exotic spheres, Roy Wang, 2009
Classifying spaces, Jori Matthijssen, 2009
The Euler characteristic, Tim Zwart, 2009?
Possible bachelor projects (just some examples!): under construction