ArgoPrep is an educational publishing and technology company that offers test prep workbooks for K-12 and various standardized exams including: SHSAT, ACT, GRE, and LSAT. ArgoPrep also offers subscription-based services for online learning. Their popular K-8 Math & ELA program offers over 30,000+ practice questions, 500+ video lectures, 15,000+ video explanations, printable worksheets, games and more. ArgoPrep is used nationwide by teachers, parents, and students.