JamStart is a music theory and ear-training tool that works with Spotify playlists. It provides key, mode, BPM, chord charts, scale charts and circle-of-fifths information for songs, and allows filtering songs by key or mode. Users can search a database and view or edit playlists.
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The World Cube Association governs competitions for mechanical twisting puzzles, known as twisty puzzles, including the Rubik's Cube. A selection of these puzzles are official WCA events, and the site provides competition information, records and regulations.
The Library of Juggling is an attempt to list popular and less popular juggling tricks in one organized place. It collects and animates juggling patterns, including iconic tricks such as the Cascade and Shower alongside others like Romeo's Revenge and the 531 Mills Mess. Tricks are organized by difficulty and by the number of balls used, from three-ball patterns through six-ball patterns.
The Bézier Game is a game to help users master the pen tool, requiring a keyboard and mouse. It offers tutorial stages, undo, redo, clear, snap to angle and unlink control handles, and reports completed stages with node counts. On touch devices it redirects to The Boolean Game.
A game that teaches piano chords and chord progressions using a MIDI keyboard. The player selects a genre, scale, key and level, then plays notes and chords as they fall down the play area before reaching the bottom. Levels 1-3 are free and cover scale notes and basic chords; levels 4-8 are unlocked with a one-time purchase.
HypnosisChatBooks is a Telegram channel, group, or bot link for updates, files, community posts, or support.
Storied Colors is a catalogue of historical named colors with documented sources, including provenance and chemistry. Entries are published weekly, and the site states that AI assists drafting while entries are checked before publication. It is maintained by one person.
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The World Cube Association governs competitions for mechanical twisting puzzles, known as twisty puzzles, including the Rubik's Cube. A selection of these puzzles are official WCA events, and the site provides competition information, records and regulations.
The Library of Juggling is an attempt to list popular and less popular juggling tricks in one organized place. It collects and animates juggling patterns, including iconic tricks such as the Cascade and Shower alongside others like Romeo's Revenge and the 531 Mills Mess. Tricks are organized by difficulty and by the number of balls used, from three-ball patterns through six-ball patterns.
The Bézier Game is a game to help users master the pen tool, requiring a keyboard and mouse. It offers tutorial stages, undo, redo, clear, snap to angle and unlink control handles, and reports completed stages with node counts. On touch devices it redirects to The Boolean Game.
A game that teaches piano chords and chord progressions using a MIDI keyboard. The player selects a genre, scale, key and level, then plays notes and chords as they fall down the play area before reaching the bottom. Levels 1-3 are free and cover scale notes and basic chords; levels 4-8 are unlocked with a one-time purchase.
HypnosisChatBooks is a Telegram channel, group, or bot link for updates, files, community posts, or support.
Storied Colors is a catalogue of historical named colors with documented sources, including provenance and chemistry. Entries are published weekly, and the site states that AI assists drafting while entries are checked before publication. It is maintained by one person.
