B2+ Vocabulary Expansion Tool

Visual, interactive tutorial and sandbox for learning git commands and branching.

Combines typing practice with English vocabulary using word lists and pronunciation.

Interactive chess lessons teaching piece movement, captures, and checkmate by playing mini games.

Train a tiny neural network on toy datasets in the browser and watch the decision boundary form.

Demos of neural networks trained directly in JavaScript for classification, regression and more.

Interactive diagram of a small convolutional network classifying images, running in the page.