Please feel free to have a look at these additional materials:
Here you can find the PDFs of week 2 combined in one file: Complete Week 2 (updated on June 9th, 2015)
Self-paced course
Please feel free to have a look at these additional materials:
Here you can find the PDFs of week 2 combined in one file: Complete Week 2 (updated on June 9th, 2015)