For those not aware Captain Disillusion is an impressively well produced youtube series mimicking the vibe of 90's kids TV, but for an adult audience. The Captain uses Blender for the 3D effects in his videos, and did a great presentation at the Blender conference last year [0].
The type of effect used to create these candy words is covered in the "Marble Sorting Machine" video https://www.youtube.com/watch?v=em-pVICrnqM
[0] https://www.youtube.com/watch?v=1qSTcxt2t74