The NHTSA Manuals — session by session

Official public-domain curriculum, split so each day's reading is one click. Page cites in the tracker (p.X) refer to the full-manual PDF pages; links open at the right spot.

Study aids

The Seven Engines → why each drug category produces its exact column on the matrix. Original write-up — not curriculum text. Print version (PDF).

Preliminary (Pre-School) Participant Manual

DRE 7-Day Participant Manual

Full originals are in your Documents/DRE folder. Source: NHTSA Drug Evaluation & Classification Program, 2/2023 curriculum incorporating the 4/2025 revision.

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Independent study aid. So Smart Apps LLC is not affiliated with, endorsed by, approved by, or sponsored by NHTSA or the International Association of Chiefs of Police. Session manuals are the publicly published NHTSA/IACP Drug Evaluation and Classification curriculum, split into per-session files with no changes to the text. Nothing here confers DRE certification — that comes only from the DEC Program through your agency. Terms