Learn by module
Read, check yourself as you go, then take a short timed exam. Sign in to save scores across devices.
Mathematics
Visual foundations — counting, place value, and number lines — drawn from the Maths Visual Guide.
- Counting and number sense · What numbers mean, how counting words map to quantities, and why one-to-one correspondence matters.
- Place value and number lines · Why position changes a digit’s worth, and how a number line makes magnitude visible.
Python
How Python programs are written, read, and run — from the Python Visual Guide.
- What is Python? · Python as a language, a runtime, and a way to express instructions clearly.