Free diagnostic test
A short adaptive test that names the exact skills holding back the state test score.
Length~20 min
ReportSame day
CostFree
United StatesUnited States
Practice for your state test
Grades 3–12 in 48 states
863 practice papers written for each state’s own tests, including North Carolina EOG and EOC, Texas STAAR and STAAR EOC and California CAASPP. AP, ACT and PSAT practice too.
863 practice papersNorth Carolina EOG · Grades 3–8863practice papers
48states with their own tests
66state tests
Grades 3–12
United States testing, at a glance
The tests your child will meet
From the first state test to college admission, and the practice papers we have for each.
Grades 3–12
State tests
Each state’s own test in Mathematics, English Language Arts, Science and Social Studies.
North Carolina EOG, Texas STAAR and California CAASPP
- practice papers
- 767
- tests
- 55
High school
High school exams
End-of-course exams, one for each course.
North Carolina EOC, Texas STAAR EOC and Kansas KAP
- practice papers
- 35
- tests
- 11
Grades 8–12
College and credit
Tests taken across the United States.
AP, ACT, PSAT and ACT
- practice papers
- 61
- tests
- 12
United States
Find your state’s test
Choose a state to see its tests and every practice paper we have for them.
- AlabamaACAP22 papers
- AlaskaAK STAR20 papers
- ArizonaAASA · AzSCI17 papers
- ArkansasATLAS23 papers
- CaliforniaCAASPP16 papers
- ColoradoCMAS17 papers
- ConnecticutSBAC · NGSS15 papers
- FloridaFAST · Statewide Science Assessment14 papers
- GeorgiaMilestones15 papers
- IdahoISAT17 papers
- IllinoisIAR · ISA14 papers
- IndianaILEARN18 papers
- IowaISASP21 papers
- KansasKAP2 papers
- KentuckyKSA23 papers
- LouisianaLEAP 202530 papers
- MaineMEA17 papers
- MarylandMCAP19 papers
- MassachusettsMCAS18 papers
- MichiganM-STEP24 papers
- MinnesotaMCA17 papers
- MississippiMAAP · MAAP EOC17 papers
- MissouriMAP18 papers
- MontanaSBAC · MSA15 papers
- NebraskaNSCAS15 papers
- NevadaSBAC · Science16 papers
- New HampshireNHSAS16 papers
- New JerseyNJSLA · NJGPA18 papers
- New MexicoNM-MSSA · NM-ASR16 papers
- New YorkNYSTP · Regents18 papers
- North CarolinaEOG · EOC20 papers
- North DakotaNDSA16 papers
- OhioOST19 papers
- OklahomaOSTP · CCRA15 papers
- OregonOSAS17 papers
- PennsylvaniaPSSA · Keystone16 papers
- Rhode IslandRICAS12 papers
- South CarolinaSC READY · EOCEP16 papers
- South DakotaSDSA14 papers
- TennesseeTCAP · TCAP EOC18 papers
- TexasSTAAR · STAAR EOC19 papers
- UtahRISE17 papers
- VermontVTCAP14 papers
- VirginiaSOL · SOL EOC17 papers
- WashingtonSBA · WCAS14 papers
- West VirginiaWVGSA14 papers
- WisconsinForward18 papers
- WyomingWY-TOPP19 papers
National tests
College admission and credit tests taken across the United States.
How practice works
Practice that feels like test day
Every paper your child finishes is one more they have already done before test day.
Papers for each grade and subject
Written for each state’s own tests, in the grades and subjects each test covers.
Timed or untimed
Sit a paper timed like test day, or untimed while your child is still learning.
Every answer explained
Your child sees the right answer and why. Missed questions come back as their own practice set.
The portal
Three parts. One loop.
Diagnose, learn, prove. Each part feeds the next, so nothing is guesswork.
See how prepGro works
Take the free check
Lessons, plus tutoring as an add-on
A weekly plan of short lessons mapped to the diagnostic. Live 1:1 tutoring is an optional add-on whenever you want one.
LessonsSkill-mapped
Live 1:1 tutoringWaitlist
PlanWeekly
Unlimited practice tests
Every state test paper as often as your child likes, with explanations — and every missed question comes back as its own scored set until it's fixed.
AttemptsUnlimited
ReviewEvery answer
TrendBy skill
Fall seven times, stand up eight.
Confidence grows one paper at a time
Choose your state, start with one practice paper today, and let your child walk into test day having done it before.
FAQ
Questions parents ask
Which state tests do you cover in the United States?
Practice papers for 48 states’ tests, including North Carolina EOG and EOC, Texas STAAR and STAAR EOC and California CAASPP. Choose your state above to see every paper we have for it.
Are these the official tests?
No. They are practice papers written for the same grades and subjects. PrepGro is independent and is not affiliated with the education authorities that run these exams.
Which grades and subjects?
Grades 3–12: Mathematics, English Language Arts, Science and Social Studies.
What does unlimited practice include?
Unlimited practice tests across every subject at the grade level you choose, timed or untimed, with answer explanations, review and skill-level progress tracking.
Can my child have a live tutor?
Yes, as an optional add-on. Practice papers work on their own. When you want more help, add live 1:1 classes with a tutor who can see your child’s practice results and works on the skills they show.
Will practice raise my child’s score?
Practice helps your child prepare, and every paper shows what to work on next. No one can promise a test result, and prepGro does not.