NO. 001 · THE PLATFORM
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Sign in to TestFitNO. 002 · THE CRAFT
The platform for test-prep professionals who know what they’re doing
No dumbed-down wizards. No hand-holding. TestFit assumes you can tell a clean distractor from a sloppy one — and hands you the controls to prove it.
01
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02
Deliver under real conditions
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03
Read the signal yourself
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Item editorEDITING
The function h(x) is defined by h(x) = x2 − 6x + 5. What is the minimum value of h(x)?
✓−4
B3
C5
QuadraticsVertex form+ tagDifficulty Medium
SAT · Section 1Q 7 / 2712:48
The function h(x) is defined by h(x) = x2 − 6x + 5. What is the minimum value of h(x)?
−4
3
5
MHMei H. · Period 4Next
Class mastery · Unit 3Period 4
QuadLinRatioExpGeoStat
MH
AY
RC
JL
TS
StrongWobblyReteach
NO. 003 · INTAKE · OCR + AUTO-TAG
From a decades-old photocopy to a render-perfect, tagged item
Drop in the worst scan in your filing cabinet. TestFit reads the math, rebuilds the layout, and tags it for you.
Before · scanned PDF
14. (photocopy · 1998)
The function h is defined by h(x) = x2 − 6x + 5. What is the minimum value of h(x)?
(A) −4 (B) 3
(C) 5 (D) −3
(C) 5 (D) −3
~6s
After · rendered in TestFit
The function h(x) is defined by h(x) = x2 − 6x + 5. What is the minimum value of h(x)?
✓−4
B3
C5
D−3
AUTO-TAGGEDAdvanced MathQuadraticsVertex formMedium
NO. 004 · SEARCH & ORGANIZE
Find any item in seconds — by anything
Filter by test type, domain, skill, difficulty, or source. Stack facets, search the stem text, and group what you find into collections.
“minimum value”
Test type
DSAT
AP Calc
Domain
Advanced Math
Algebra
Difficulty
Medium
Hard
248 items3 filters activeGroup into collection
QMinimum value of a quadratic in standard formQuadraticsMedium
QVertex of a parabola from its equationQuadraticsMedium
QMaximum height of a projectile (applied)ModelingHard
QCompleting the square to find a minimumQuadraticsHard
NO. 005 · ITEM GENERATORComing soon
Generate fresh items in your own bank’s voice.
Pick seeds from your library or collections, choose a model, and draft new questions that match its skill, structure, and difficulty — never generic, always yours. Fine-tune them until you have each item just right.
Seed · from your bank
Words in ContextMedium
Marine biologist Ayana Johnson argues that protecting coastal wetlands need not economic growth; in several towns, restored marshes have boosted tourism and fishing alike.
Which choice completes the text with the most logical and precise word or phrase?
✳ Sonnet◯ GPT-4o◆ Gemini
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3 new variants · ready to review
The proposal was far from : nearly every member raised objections, and the debate ran past midnight.
Same structure＋ Save↻ Fine-tune
Although the essayist’s prose appears , its casual surface conceals a meticulously ordered argument.
Harder＋ Save↻ Fine-tune
The first trial showed no measurable effect. , the researchers refined their method and reran it.
New context · Transitions＋ Save↻ Fine-tune
NO. 006 · DELIVERY · REAL-TEST FIDELITY
One platform, every test’s real interface.
TestFit · SAT (Digital)Section 1, Module 1: Reading & Writing21:14Q 7 of 27
Passage
The expansion of the Mongol Empire in the thirteenth century facilitated unprecedented exchange across Eurasia. Caravan routes that had been dormant for centuries reopened, and …
Which choice best describes the function of the underlined phrase?
AIt establishes a contrast between earlier and later trade conditions.
BIt indicates that trade routes were briefly used in the period.
CIt clarifies why the routes were closed in the first place.
DIt explains the geographic extent of the routes.
A. ChenQ 7 of 27BackNext
TestFit · ACTEnglish · Passage IIIPrevNext25:02Q 32 of 75
Passage
By the time she was twelve, Bessie Coleman had already decided that the cotton fields of Texas were not going to be her future, she decide her future. She
Which choice best fits the conventions of standard written English?
ANO CHANGE
Bbe her future; she
Cbe her future she
Dbe her future: she
2425262728293031323334353637383940
TestFit · SSATVerbal · Analogies08:46Q 12 of 30
Section
123456789101112131415161718192021222324252627282930
CAUTIOUS is to RECKLESS as
Atimid is to fearful
Bfrugal is to wasteful
Chonest is to truthful
Deager is to keen
NO. 007 · WORKBOOK COMPILER
Compile any selection into a print-ready workbook.
Pick items, drag to order, hit compile. TestFit lays out a clean booklet — with an answer key and per-section breaks.
Selected items5+ Add section
1.Quadratic minimum · vertex formAdv. Math
2.Systems of equations · eliminationAlgebra
3.Exponential growth modelAdv. Math
4.Ratios & rates · recipe scalingPSDA
5.Linear function zeroAlgebra
Answer keySpaced for workShuffle
Digital SAT · Math
Unit 3 · Practice Workbook
5 items · with answer key
Contents
Quadratic minimum1
Systems of equations2
Exponential growth3
Ratios & rates4
Linear zero5
Export PDFNO. 008 · SIGNAL, NOT NOISE
Know which questions tripped the class — before the next class.
APWH · Unit 3 mock · class accuracy3 weak items flagged
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
Q12
Q13
Q14
Q15
On trackFlagged for reteach
Weak tags · last 30 days
Trade · Mongol era 38%DBQ thesis 47%Industrial Rev 52%Imperialism 64%Cold War 71%Revolutions 76%Colonialism 81%Globalization 88%
NO. 009 · AI PRE-GRADE
Free-responses, pre-graded to your rubric.
TestFit scores every essay, DBQ, and short answer against your own rubric — with a per-criterion rationale and a confidence flag where a human should look first. You stay the grader; you just start an hour ahead.
Response · APWH DBQ#0418 · anonymizedAI pre-graded
“The expansion of maritime trade networks between 1450 and 1750 transformed labor systems across the Atlantic, as European demand drove the coerced movement of people… Whereas the Indian Ocean network relied on existing diasporic merchants, the Atlantic system was built on chattel slavery…”
1/196%
Thesis / Claim
Defensible thesis responds to the prompt.
2/291%
Evidence
Two specific, relevant pieces of evidence.
1/274%
Analysis & ReasoningReview
Links evidence to argument; second link is thin.
0/188%
Complexity
No qualification or corroboration of the argument.
Suggested 4/61 criterion flagged for reviewEditApprove
This batch · APWH Period 422 responses
17 ready to approve3 flagged2 left
~3.2h
Saved this batch
94%
Match to teacher
You approve every score
Nothing reaches a student until a teacher signs off. Overrides train the rubric for next time.
NO. 010 · REPORTS
Every result becomes a report.
Per-student mock breakdowns, course progress over time, and whole-class performance — generated the moment a test is submitted. Export any view to a polished PDF or a spreadsheet.
Export this report
PDFSpreadsheet
APWHAuto-generated
Class performance — Mock 3
AP World History · Period 4 · 24 students · submitted Apr 18
Class mean
3.4/ 5
Median
3.0/ 5
Pass ≥3
71%17 of 24
Score distribution
0score →5
Top skills to reteach
Continuity & change over time62%
Causation — economic systems48%
Comparison — empires35%