Numerical Ability
Make numbers less intimidating. Work through basic operations, number sequences, percentages, and word problems.
Arithmetic · Sequences · Word problemsYour next chapter starts with practice
Turn “Where do I start?” into your next right answer. Prepare for the Philippine CSE with free practice tests, clear explanations, and study guides for Professional and Subprofessional examinees.

Learn the whyAnswer explanations, not just a score
Follow your exam trackProfessional & Subprofessional coverage
Keep your review movingStart on the web. Continue in the app.
Your Civil Service Exam study checklist
Start where you need the most practice. Each subject has a free quiz and a reviewer guide to help you understand the ideas behind the answers.
Make numbers less intimidating. Work through basic operations, number sequences, percentages, and word problems.
Arithmetic · Sequences · Word problemsRead with purpose and spot what a sentence needs. Review vocabulary, grammar, paragraph order, and comprehension in English and Filipino.
Grammar · Vocabulary · ReadingBuild your public-service foundations: the Philippine Constitution, R.A. 6713, peace and human rights, and environmental protection.
Constitution · Ethics · Public serviceLearn to spot relationships and reason through unfamiliar questions, from word analogies and logic to assumptions and data interpretation.
Analogies · Logic · Data interpretationPractise careful, accurate work with filing and spelling exercises. Learn how to check similar entries without rushing past small differences.
Filing · Spelling · AccuracyNot sure where to begin?
Try 25 mixed sample questions and review your answers. This untimed set includes both analytical and clerical practice; it is not a full official exam simulation.
Try the mixed practice testCoverage reference: CSC Examination Announcement No. 03, s. 2026. Choose the subjects for your exam level. Our quizzes are independent practice material.
A review routine you can actually repeat
Choose one subject and answer before checking the solution. Notice which questions make you pause.
Read the explanation, work through the method, and write down what you missed. Turn each mistake into a useful next step.
Revisit difficult topics and practise regularly. Use the app’s timed exam mode when you are ready to work on pacing.
Numerical ability · Original sample
Choose an answer to see the explanation.

Your reviewer, within reach
A few questions before work. A topic to revisit at lunch. A longer practice session at the weekend. Keep your Civil Service Exam preparation close with the CSE Reviewer app.
Get the app for iOS or AndroidFree content available. Optional premium access in the app.
Review explanations so your practice becomes something you can use on the next question.
Switch from practice mode to timed exam mode as your review progresses.
Use your quiz results and statistics to decide what needs another look.
Review cached content offline after it has loaded in the app. Connect first to download or refresh it.
Useful reading. Practical next steps.
Build a realistic routine with focused study blocks and regular practice.
Read the guideFollow worked examples, then practise turning word problems into simple steps.
Read the guidePractise identifying main ideas, details, and inferences with explained answers.
Read the guideBefore, during, and after your review
Understand the process early so you can give your study time the attention it deserves.
Get familiar with the exam, its levels, and civil service eligibility.
Work through forms, supporting documents, photos, and filing steps.
Find the schedule guide and confirm current announcements with the CSC.
Learn about results, ratings, certificates, and your next steps.
A clearer start
Practical answers before you begin. For official examination rules, always refer to the Civil Service Commission.
The website’s subject quizzes and study guides are free to use, with no account required for web practice. The mobile app offers free content and optional paid premium access. Check the app for its current plans and included features.
Explore the free quizzesStart with numerical ability, verbal ability, and general information. Add analytical ability for Professional or clerical ability for Subprofessional. Choose a subject quiz, review your mistakes, and use the matching guide to revisit the concepts.
See the full exam coverageThe levels differ in coverage and the eligibility they confer. Professional includes analytical ability; Subprofessional includes clerical ability. Choose with your intended government role in mind, and check the CSC’s admission requirements before applying.
Compare Professional and SubprofessionalThe CSC specifies a general rating of at least 80.00. Your score on a reviewer quiz is practice feedback, not an official CSC rating or a prediction that you will pass.
Understand scoring and resultsYes. Start with a manageable routine: a short subject quiz, time to understand your mistakes, and another attempt at the topics you find difficult. Use longer sessions when you can to practise pacing and review several subjects together.
Build your study routineUse our schedule and application guides to organise your next steps, then confirm the details with the CSC and your regional office. Filing periods, available slots, and local instructions can change.
Check exam schedules and deadlinesNo. CSE Reviewer is an independent study resource by Dodo Corp. Our exercises are practice material, not official or leaked CSC exam questions. The CSC does not accredit review providers, and no reviewer can guarantee a passing result.
Read the CSC guidance on review providersYour first step can be a small one
You don’t need to know everything to begin. Choose a subject, learn from your answers, and build a review routine that works for you.
An independent reviewer by Dodo Corp. Not affiliated with or endorsed by the CSC.