Curated OER
Advice vs. Advise Quiz
In this online interactive spelling quiz worksheet, students respond to 10 multiple choice questions that require them to use advise and advice appropriately. Students may submit their answers to be scored.
Kent State University
Ohio Literacy Resource Center: Homonyms
Find out the definition of a homonym when you visit this resource. This site features a list of common homonyms.
Other
The National Academies: Space Studies Board
The Space Studies Board is a division of the National Academies which were created to advise the government in scientific and technical matters.