We offer 150 practice questions get you ready for the HERS Rater Exam. Tests are available in groups of 50 questions or as one complete set. Try our tests online with any device that has an internet browser.



Flashcards are a great way to develop building science vocabulary. Our flashcards cover terms from topics such as energy efficiency, building envelope, HVAC, thermodynamics, and lighting.


HERS 101

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Test Combo Pack

All three tests. 152 questions for one low price. Save 20% over individual test purchases.

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Test One

50 Questions

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Test Two

50 Questions

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Test Three

52 Questions

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