
Free
Rating summary
About
Indiana Era is a vocabulary app for people who like words about nature, climate, and the living world.
Eighteen carefully chosen terms — Solastalgia, Biophilia, Phenology, Permaculture, Symbiosis and others — each with phonetic transcription, etymology, and a memory hook.
WHAT YOU GET:
Vocab Vault
A hand-picked deck of ecology terms. Phonetics, roots, definitions, and a quick mnemonic on every card.
Etymology Constellation:
An interactive star map. Tap a word and the lines light up to show which other terms share the same Greek, Latin, or Old English root.
Language Arena — seven game modes:
Gravity Flip (tap to flip gravity and catch falling letters), Word Maze, Flashcard Duel, Sentence Builder, Listening Mode, Grammar Gauntlet,
Native Challenge. Rapid Fire quizzes and a weekly Monday Boss round.
Daily Ritual:
A short morning sequence: review, lesson, writing prompt, listening. Built to turn study into a habit.
Fluency Map:
Track progress across five regions — Phonetics Hills, Grammar Valley, Vocabulary Plateau, Idiom Peaks, and Fluency Summit.
Linguist Journal:
Notes, a personal word cloud, and a PDF Progress Report with XP, an approximate CEFR self-assessment, skill bars, achievements, and
session history.
EXTRA:
-Animated mascot and a few hidden surprises
-Spaced repetition scheduling
-Ten levels, from Atom to Kingdom
-Works fully offline. Your progress stays on your device.
For curious learners, biology students, climate writers, and anyone who wants a richer vocabulary about the natural world.
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What's New in Indiana Era
1.0
June 24, 2026







