Earth and Space Sciences Regents practice

This is free practice for the New York Earth and Space Sciences Regents. Past exam questions, each with an explanation of why the right choice is right and why each other choice is not. More sittings are added as their explanations are checked.

Choose a sitting

• August 2026 (32 questions)
• June 2026 (33 questions)
• January 2026 (33 questions)
• August 2025 (29 questions)
• June 2025 (31 questions)

Study by topic or by table

• Topics
• Reference tables

Made by Dr. Antonios Marsellos, Department of Geology, Environment and Sustainability, Hofstra University. More about this site.