Number Icon
Science & social studies apps
Science QAFour-choice questions in junior high school.
Social Studies QAFour-choice questions in junior high school.
Flags QuizAnswer the flag with four choices.
World Map PuzzleCountries of the world puzzle.
Japan Map PuzzleA puzzle of the prefectures of Japan.
USA Map PuzzleUS states puzzle.
China Map PuzzleChina administrative division puzzle.
India Map PuzzleIndian states puzzle.
Japanese Prefectures TypingLearn the prefectures of Japan by typing.
Intellectual training apps
Number IconDot-to-dot puzzle with icons.
Number KanjiDot-to-dot puzzle with kanjis.
Number EmojiDot-to-dot puzzle with emojis.
Paint EmojiEmoji coloring.
Emoji PuzzleEmoji reconstruction puzzle.
Plot IconCopy-the-pattern puzzle with icons.
Plot KanjiCopy-the-pattern puzzle with kanjis.
Music apps
Free MIDIUnlimited listening to classical music.
Waterfall PianoWatch the waterfall of musical notes.
Doremi PianoPlay musical waterfall on piano.
midi2abcconvert MIDI to ABC sheet music.
Tip Tap NotesTap the notes.
Tip Tap RhythmTap to the rhythm.
Material Symbols / Apache-2.0
Material Design Icons / Apache-2.0
Phosphor Icons / MIT
Bootstrap Icons / MIT
Remix Icon / Apache-2.0
Iconoir / MIT
Majesticons / MIT
Lucide / ISC
Streamline Core (line) / CC-BY-4.0
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