I Built Spell-Kori to Make English Spelling Practice Less Boring

Description and use

Spell-Kori is an online platform for practicing English spelling and vocabulary that focuses on revisiting words users miss and offers adaptive feedback, improving knowledge retention.

Problem

Traditional spelling practice is repetitive and forgettable, causing learners to lose progress quickly.

Outcome

Spell-Kori transforms passive spelling drills into an adaptive learning loop that emphasizes mistake review and targeted repetition, leading to better retention and motivation.

Workflow

• Select a CEFR level or custom word list
• Take a spelling quiz
• Receive immediate feedback on mistakes
• Review words answered incorrectly
• Repeat practice focusing on problematic words
• Track streaks, goals, and leaderboard progress

Evidence

I wanted the mistakes you make to actually matter.

Source

If someone gets the same word wrong five times, that's useful information.

Source