Simple machines and how they help

The 16 questions of lesson 52 «Simple machines and how they help» of the world course of Mova's primary school with their options, 85 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: the lesson at school.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/world/52-simple-machines/