{"product":"Free CDL School Bus Endorsement Practice Test","slug":"cdl-school-bus-readiness-check","type":"practice_test","publisher":"UniPrep2Go","seller":"PixID Studio","linked_deck_slug":"cdl-school-bus-anki-deck","linked_deck_url":"https://uniprep2go.study/decks/cdl-school-bus-anki-deck","linked_deck_checkout_url":null,"linked_deck_status":"planned","status":"live","index_status":"indexed","seo_indexed":true,"access_mode":"free_timed_mock","question_count":60,"duration_minutes":50,"pass_threshold_percent":70,"price":"Free 25-question diagnostic, then $5 for 5 full attempts","pricing_note":"Your first UniPrep2Go attempt is free: a 25-question timed diagnostic on any exam (Exam or Learn mode, no signup) with the full topic report. Full-length mocks and retakes run on a $5 UniPrep2Go Mock Pass (Gumroad license key): 5 attempts on any mock. After your score, join the linked Anki deck waitlist for the .apkg when it ships.","free_attempts_per_visitor":1,"free_question_count":25,"free_duration_minutes":21,"mock_pass":{"name":"UniPrep2Go Mock Pass","price_usd":5,"attempts":5,"scope":"Any UniPrep2Go mock, Exam or Learn mode; Gumroad license key works on any device","checkout_url":"https://pixidstudio.gumroad.com/l/uniprep-mock-pass"},"exam_body":"State DMV / FMCSA","certifier":"State DMV / FMCSA Commercial Driver’s License standards","verify_at_url":"https://www.fmcsa.dot.gov/registration/commercial-drivers-license","official_resources":[{"label":"FMCSA CDL overview","url":"https://www.fmcsa.dot.gov/registration/commercial-drivers-license"},{"label":"CDL manuals (FMCSA)","url":"https://www.fmcsa.dot.gov/registration/commercial-drivers-license/drivers"}],"vertical_id":"transport","family_id":"cdl-endorsements","search_aliases":["CDL school bus","S endorsement"],"what_is_exam":"The School Bus (S) endorsement knowledge test covers student loading zones, railroad crossings, evacuation, and school-bus-specific safety rules. It is typically required along with a passenger endorsement for school bus drivers.","administered_by":"State DMV / CDL licensing agency","official_format":null,"topics":[{"id":"vehicle-equipment","label":"Vehicle & equipment","questionCount":15,"weightPercent":25,"targetPercent":70},{"id":"loading-unloading","label":"Loading, unloading & railroad","questionCount":15,"weightPercent":25,"targetPercent":70},{"id":"student-management","label":"Student management & emergencies","questionCount":15,"weightPercent":25,"targetPercent":70},{"id":"rules","label":"School bus rules & prohibited acts","questionCount":15,"weightPercent":25,"targetPercent":70}],"funnel":{"step_1":"free_timed_mock","step_2":"topic_readiness_report","step_3":"linked_deck_remediation","linked_deck_slug":"cdl-school-bus-anki-deck","linked_deck_product_url":"https://uniprep2go.study/decks/cdl-school-bus-anki-deck","linked_deck_checkout_url":null,"linked_deck_status":"planned"},"report_features":["pass/no-pass readiness verdict","weighted topic diagnosis","pacing analysis","full answer review","linked Anki deck repair plan for no-pass or borderline results"],"question_source":"Original UniPrep2Go bank: 120 questions (30 per topic), reviewed and expanded 2026-10-14; each timed attempt draws 60.","official_source_note":"FMCSA school bus endorsement themes. Not a state DMV exam.","description":"CDL School Bus Endorsement Practice Test: free 25-question / 21-minute diagnostic, no signup, full topic report and answer review. Full mock: 60 timed questions, 50 minutes, 70% target ($5 for 5 attempts). State DMV / CDL licensing agency. Independent prep — not official exam material.","disclaimer":"This is an independent readiness diagnostic from UniPrep2Go. It is not official exam-board material and does not award certification or guarantee a passing score.","runnable":true,"landing_page":"https://uniprep2go.study/mock-exams/cdl-school-bus-readiness-check","vertical_page":"https://uniprep2go.study/mock-exams/v/transport","facts_json":"https://uniprep2go.study/api/mock-exams/cdl-school-bus-readiness-check","markdown":"https://uniprep2go.study/mock-exams/cdl-school-bus-readiness-check/markdown","not_official_exam_material":true,"last_updated":"2026-07-16"}