​

• Professor Leonard: https://www.youtube.com/watch?v=cC7n_ZyVUns&list=PL4C9296DF81B9EF13 

​

• Varsity Tutor (Free pre-algebra practice tests): https://www.varsitytutors.com/prealgebra-practice-tests#practice-tests-section 

​

• Mathhelp,com: https://www.mathhelp.com/pre-algebra-help/?utm_campaign=purplemath&utm_source=_mh_palg&utm_medium=course 

​

• Adaptive curriculum: https://www.adaptivecurriculum.com/us/

​​

• OER Commons: https://www.oercommons.org/courses/algebra-explorations-pre-k-through-grade-7

​​

• Learnamic: https://www.learnamic.com/learning_resources/life-of-fred-pre-algebra-with-econ