List of Activities Starting With Letter I
- Ice skating
- Illustration
- Ikebana (Japanese flower arranging)
- Inline skating
- Improv comedy
- Investing
- Indoor gardening
- Internet research
- Interior decorating
- Ice fishing
- Ironman triathlons
- Ice sculpting
- Italian cooking
- Inventing
- Indie game development
- Iaido (Japanese swordsmanship)
- Ice climbing
- Interval training
- Indie filmmaking
- Ikebana
- Impressionist painting
- Indoor rock climbing
- Island hopping
- Ice hockey
- Illustrating children’s books
- Intaglio (printmaking)
- Insect collecting
- Indian cooking
- International travel
- Inline hockey
- Incense making
- Independent book publishing
- Icelandic language learning
- Intuitive painting
- Image editing
- Italian language learning
- Indoor cycling
- Ikebana (Japanese floral design)
- Irish language learning
- Ikat weaving
- Infrared photography
- Icon painting
- Indoor skydiving
- Industrial design
- Ice cream making
- Interactive fiction writing
- Indoor archery
- Island survival skills
- Intarsia (woodworking)
- Iyengar yoga
- Inline speed skating
- International pen pals
- Impasto painting
- Insect breeding
- Internet radio hosting
- Islamic calligraphy
- Improvisational theatre
- Illusionism (magic)
- Indoor rowing
- Ice boating
- Indonesian martial arts
- Indoor mapping
- Icelandic horseback riding
- Indoor volleyball
- Irish tin whistle playing
- Information technology projects
- Interactive art installations
- International cuisine cooking
- Indoor aquaponics
- Ice yachting
- Internet meme creation
- Interactive storytelling
