To help you in the critical task of selecting appropriate materials for your child, Christian Liberty Press has developed several specialized services for homeschoolers. They can test your child and also provide a customized curriculum recommendation that is suited for your child’s skill level.

Trust Tutoring offers an Evaluation of Basic Skills, a standardized test of reading, writing, and math skills for ages 3-18.

This website offers an alternative look at standardized testing. Students Against Testing was created to be a strong force against the score-obsessed education machine known as standardized testing. At the same time, SAT also exists as an advocate for bringing positive, creative and real-life learning activities into the schools.

Although this article has some outdated date information in it, it is a good discussion of the use of the PSAT/NMSQT (Preliminary Scholastic Aptitude Test and National Merit Scholarship Qualifying Test) for homeschoolers, especially those who are interested in qualifying for certain scholarships.

Piedmont Education Services offers the Iowa Tests of Basic Skills (ITBS) and the Woodcock-Johnson III Tests of Achievement (WJ-III), along with test prep materials.

ACT vs SAT: which test is a better fit for your student? Students may take whichever test they prefer (assuming there are available testing locations for both tests). If you’re not sure which test your child would prefer, consider the key differences between the ACT and SAT. Some students find that the ACT caters to their strengths more so than the SAT, and vice versa. Need a quick side-by-side comparison of the tests? Check out this ACT vs SAT Comparison Chart.

Assessment is authentic when we directly examine student performance on worthy intellectual tasks. Traditional assessment, by contract, relies on indirect or proxy 'items'--efficient, simplistic substitutes from which we think valid inferences can be made about the student's performance at those valued challenges.

Seton provides affordable, nationally standardized testing, including ability and achievement tests, practice tests, and test prep materials for homeschoolers, private schools, and home school groups. Testing services and materials are available for grades K-12. Tests include the Stanford 10 Online, CAT E-Survey, IOWA Form E, and TerraNova 2/CAT 6. Ordering is easy and you will get test results returned within two weeks. 

Offers BRIGANCE Screening and Inventories products. Designed for use in elementary and middle schools, the CIBS-R is a valuable resource for programs serving students with special needs, and continues to be indispensable in IEP development and program planning.

Established in 1955, National Merit Scholarship Corporation (NMSC) is an independent, not-for-profit organization that operates without government assistance. NMSC conducts the National Merit® Scholarship Program, an annual academic competition for recognition and college undergraduate scholarships.

Offering the California Achievement Test (C.A.T./5), specifically the C.A.T./5 Complete Battery and the C.A.T./5 Survey. They also offer TerraNova CTBS and TerraNova 2 (CAT/6) for homeschools, private schools, or organized groups. Test results are sent directly to you, helping you understand your student’s academic standing.

Crosspointe Educational Services is a mail order service that offers state-approved Survey and Complete Battery California Achievement Tests (CAT) in an effort to meet your testing needs. Their flexibility allows you your choice of testing dates and the opportunity to administer the test in the comfort of your own home; or you may choose to test with your support group or choose someone outside your home school to test your student.

The National Center for Fair & Open Testing (FairTest) works to end the misuses and flaws of standardized testing and to ensure that evaluation of students, teachers and schools is fair, open, valid and educationally beneficial. They place special emphasis on eliminating the racial, class, gender, and cultural barriers to equal opportunity posed by standardized tests, and preventing their damage to the quality of education. Based on Goals and Principles, they provide information, technical assistance and advocacy on a broad range of testing concerns, focusing on three areas: K-12, university admissions, and employment tests. FairTest publishes a quarterly newsletter, The Examiner, plus a full catalog of materials on both K- 12 and university testing to aid teachers, administrators, students, parents and researchers. They also have numerous fact sheets available on standardized testing and alternative assessment.

PLATO Learning, Inc. delivers just-in-time online assessments that are tied directly to state and provincial standards. Their courseware includes thousands of hours of basic to advanced level instructional content for K-adult learners. They provide web based assessments that assist in placement, progress monitoring, and accountability requirements with diagnostic and prescriptive tests, simulated high-stakes tests, lesson progress tests, standards-based tests, and cumulative tests.

Educational Testing Services (ETS) is an organization that provides a range of products and services, including research, test administration, test scoring, and more. This organization develops and administers AP, GRE, and SAT tests, among others.