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Grammar categories
Each category focuses on one type of mistake, so the rules stick faster.
6 day streak
beginner
Spelling
Common misspellings and confusable words.
8 / 10 exercises88%
beginner
Capitalization
Names, places, days and sentence starts.
6 / 8 exercises84%
beginner
Present Simple
Third-person -s, negatives with don't / doesn't.
9 / 14 exercises84%
beginner
Articles
a, an, the — and when to use nothing at all.
5 / 12 exercises68%
beginner
Punctuation
Commas, apostrophes and end marks.
10 / 10 exercises92%
intermediate
Past Simple
Irregular verbs and time expressions.
4 / 12 exercises73%
intermediate
Present Perfect
for / since, been vs. gone, unfinished time.
3 / 12 exercises61%
intermediate
Prepositions
in, on, at with time, place and movement.
2 / 12 exercises76%
intermediate
Conditionals
First, second and mixed conditional patterns.
0 / 12 exercises54%
advanced
Collocations
Words that naturally travel together.
0 / 10 exercises41%
advanced
Register & Style
Formal writing, tone and word choice.
0 / 10 exercises38%