One move per lesson: see it, judge it, build it, write it. Five minutes each, graded against a ladder rather than a mark scheme.
The first lesson is free — no account, no card. A free account keeps your progress and opens the other lessons; the graded write screen at the end of each one is premium.
Pick out the sentence a paragraph exists to prove.
Tell apart what's claimed, what's shown, and what's assumed.
Find the missing statement an argument needs to work.
Know whether a sentence analyses, summarises, or merely asserts.
Spot when a single case is being stretched into a rule.
A5, A6, A7, A8, A9 — held for the essay corpus (phase 2)
Make one claim per sentence, and name its exact content.
Claim something a reasonable person could dispute.
After your evidence, add the clause that states what it shows.
Embed the source, attribute it, then say what you take it to mean.
Attribute your claims so the reader can weigh them.
Show how it works: the steps that get from cause to effect.
Order sentences so each one sets up the next, and state the links.
Choose the word that says exactly what you mean.
B3b — ready to author — nothing blocking it
B5 — held for the essay corpus (phase 2)
C1, C2, C3, C4, C5 — held for the essay corpus (phase 2)
Answer the question asked, in its exact terms, all the way to the end.
Take one governing position the whole essay can defend.
Open by framing the question your essay will fight over.
Close by settling the question, with nothing new and nothing repeated.
E1, E2 — capstone format extension (phase 6)
Cut every sentence that does no work.