1. The homogeneous and isotropic universe; 2. Perturbation theory; 3. Initial conditions; 4. CMB anisotropies; 5. CMB polarization and the total angular momentum approach; 6. Non-Gaussianities; 7. Lensing and the CMB; 8. Observations of large scale structure; 9. Cosmological parameter estimation; 10. The frequency spectrum of the CMB.