The book explains it.
The library puts it
in your hands.
Open the code you have just read. Download the accounting case. Compare your attempt with a worked answer. Everything follows the book’s twelve practical weeks.
Read a memo.
Build a workpaper.
Code you can use
Whole notebooks and small numbered cells, ready to copy and change.
Files you can inspect
Preview PDFs, tables and text before downloading the practice materials.
Answers you can learn from
Worked code, checked outputs and notes explaining what to compare.
Stay with the example
until it makes sense.
The companion is a resource library. Code runs in your own Colab notebook, not on this website.
- 01
Follow the book link
It opens the matching week, code cell or practice file.
- 02
Open your personal notebook
Use Open in Google Colab when available. Google asks permission to create your own editable copy; download and upload remains an alternative.
- 03
Try it, then compare
Make the exercise change before inspecting the worked answer and reference results.
Keep the examples
within reach.
Access the resources for all twelve weeks of this English book edition: code, notebooks, practice files, exercise instructions and worked answers.
- One account for your own learning
- Downloadable files and notebook previews
- Worked answers and saved reference outputs
Downloads can be copied; the personal license asks you not to redistribute them. Accounts and purchase codes are not shared class passwords.
Enrollment opens soon
Purchases are not open yet. No payment is collected on this page.
Sign in to continueAlready have a personal purchase code?
Sign in with the account used for payment. A code cannot transfer access to another account.
Sign in first