> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://nulinga.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# What are the levels?

For the classic program, at Nulinga we follow the levels of the **Common European Framework of Reference** (CEFR): A1, A2, B1, B2, C1, C2.

Each level is divided into 3 modules of 16 lessons, with the last lesson being an oral and written evaluation.

![](https://storage.crisp.chat/users/helpdesk/website/8a586f832a09a000/captura-de-pantalla-2024-05-20_1qi1xsu.png)
For the conversational program, at Nulinga we also follow the levels of the **Common European Framework of Reference** (CEFR), considering only levels: B2, C1, C2. Each level has thematic units of 4 classes each, with a total of 16 lessons, which can be completed in a span of 4 months. This program does not have formal evaluation stages or certifications.