- LearningExpressLibrary 
Learning Express provides test preparation materials for elementary through adult level. Tests include the ACT, ASVAB, Civil Service, Cosmetology, EMS, Firefighter, GED, GMAT, GRE, Law Enforcement, Paramedic, PPST, Real Estate, SAT, United States Citizenship and more.
- eBook Collection From EBSCOhost 
An online collection of 22,500 ebooks (e.g. ACT study guides).
- ACT Student 
Online ACT test preparation offers free practice questions and two complete ACT practice tests that are fee-based.
- College Board 
Free practice questions are available for SAT, PSAT/NMSQT, AP, and CLEP. Online and paper study guides are available to purchase.
- ETS: Educational Testing Service 
This site offers free links to practice questions for several standard tests such as GRE, TOEFL and SAT. Test preparation guides are also available for purchase.
- Study Guide Zone 
Free site offers study guides to over 40 high school, college, graduate and vocational standardized tests.
- Test Prep Review 
This free service provides practice test questions for ACT, PSAT, SAT, GRE and over 60 other standardized tests.
GED / HiSET
NOTE: In 2014 the Missouri Department of Elementary and Secondary Education (DESE) began using the HiSET test as its high school equivalency test, replacing the current GED. See DESE's website  for more information.
- Adult Learning Center – Boone County 
Adult Learning Center provides adult education and literacy services, including HiSET (High School Equivalency) preparation, English as a Second Language (ESL), civics/citizenship, money management and workforce skills training. Classes are structured to provide various learning formats to address your style of learning. Teaching techniques include individualized, group and computerized instruction. High school equivalency exam classes are offered free of charge.
- Graduate Record Exam (GRE) Information 
Find test centers, information about the GRE, and register to take the test.
- Educational Testing Service 
This site offers free links to practice questions for TOEFL.
Tests: Classroom, Online or Tutor
- Adult Basic Education – Callaway County
(573) 642-6388 ext. 0
GED classes are free and open to anyone who is over 16 and not currently enrolled in any public school. Classes are open enrollment and you work at your own pace. A state certified teacher facilitates evening classes to assist the student when necessary. The classes help the student to prepare for the GED exam, learn to read, improve workplace performance skills, or just brush up on the basics! Attendance and performance records are kept confidential.
- Adult Learning Center – Boone County 
Adult Learning Center provides adult education and literacy services, including GED / HiSET preparation, English as a Second Language (ESL), civics/citizenship, money management and workforce skills training. Classes are structured to provide various learning formats to address your style of learning. Teaching techniques include individualized, group and computerized instruction. High school equivalency exam classes are offered free of charge.
- Columbia Area Career Center 
Columbia Area Career Center offers a wide variety of Business and Industry courses.
Exam Classes include EPA Refrigeration Handlers, EPA Automotive Air Conditioning, Journeyman Electrician, A+ Certification and Network+ Certification. All classes are fee-based.
- Columbia Area Career Center – Online Career Certification Programs 
Career certification programs include: Accounting, Bookkeeping, Graphic Design, Home Inspection, Medical Coding, Medical Transcription, PC Repair and many more. All online certification classes are fee-based.
- HiSET Preparation from ETS 
Free test preparation materials and practice tests for the HiSET (replaced the GED in 2014).
- Kaplan Test Prep 
(573) 443-8378 or 1-800-KAP-TEST
Kaplan offers a large variety of high school, college, graduate and professional test classes. This is a commercial site that offers classroom, online and tutoring for a fee.