98 items · 22 scenarios

Every official sample item, with the reasoning.

All 16 NYSED sample selected-response items for both parts with their published rationales, 16 legacy 107/108 items for extra reps, and a 66-item practice bank — with full scenarios and data exhibits. Filter by part, competency or source.

Part
Competency
Source
Score

0 items shown · click an option to answer — the rationale appears immediately. Answers live in this tab only and clear on reload.

Read the rationale even when you're right The official rationales name the exact performance indicator each item is testing. That mapping — item back to competency language — is what makes the next unfamiliar item answerable. Each item also carries the answer pattern it exemplifies; if you keep missing items with the same pattern label, go read that pattern.