Morse Code Radio

An interactive night-sky canvas app featuring 10 iconic constellations. Tap or click any constellation to highlight its star pattern and reveal its mythology, notable stars, and astronomical lore.

Train your musical ear by naming the interval between two notes. Practice freely across three difficulty tiers or run a 10-round streak-scored challenge — every answer reveals a famous song mnemonic and a piano showing the notes you heard.

Conway's cellular automaton — draw cells, load classic presets like the Gosper Glider Gun, and watch generations evolve on a toroidal grid.

Interactive visualization of sorting algorithms including Bubble, Selection, Insertion, Merge, and Quick Sort. Watch algorithms sort data in real-time with comparison and swap tracking.