Praxis
This link is to the College Board's free Praxis tutorial.
This link is to the general social studies' page.
This link is to Study.com's webpage with Praxis practice tests.
This link is to John Green's crash course Youtube video channel.
This link is to Mometrix's test prep page.
This link is to the writing rubric posted on Kaplan's page.
This link is to Mometrix writing practice test.
This link is to the 240 tutoring free practice writing test.
This link is to the Career Employer free practice writing test.
This link is to the Prepterminal free practice writing test.
This link is to the test prep review free practice writing test.
This link is to a youtube Core writing bootcamp from the Learning Liaisons, Inc.
This link is to another youtube Core writing bootcamp from the Learning Liaisons, Inc.
This link is to a youtube video on grammar tips from Kathleen Jasper.