Avant STAMP 4S, WS, and APT are recommended for college credit by the American Council on Education (ACE).

Language Proficiency Assessment for Heritage Speakers In Reading, Writing, Listening, and Speaking

About Avant STAMP Monolingual

Avant developed the STAMP Monolingual with the same rigorous standards and assessment philosophy as Avant STAMP. It is designed to include instructions, questions, and prompts all in the target language. Educators may use STAMP Monolingual tests to accurately assess incoming heritage speakers, provide credit for a heritage language, or assess proficiency in a bilingual or multicultural environment.

Arabic (APT)



(Ages 13+)



These assessments consist of questions and prompts entirely in the target language.


Avant’s assessments utilize actual authentic texts and audio you would encounter in the real world such as articles, advertisements, and news. All Avant proficiency tests are aligned to the ACTFL Proficiency Guidelines.


Adaptive tests eliminate questions that are too easy or too difficult for each test taker allowing them to reach their highest level of proficiency. All Avant assessments are developed by professional target language and assessment experts.


Use Avant STAMP Monolingual to ensure that test takers who may have limited English language proficiency or have a need to test their bilingual proficiency can be assessed effectively.


Accurate course placement and effective measuring of incremental growth sets test takers and programs up for success.


Avant STAMP Monolingual tests can be used for awarding credit for world language programs, making it easy to recognize test takers for their achievements and verify their language proficiency level.

Frequently Asked Questions

What is the difference between STAMP monolingual and STAMP?

The STAMP Monolingual assessments include instructions, questions, and prompts all in the target language. It may be used to accurately assess proficiency of heritage speakers or in a bilingual or multicultural environment. In the latter case, learners should have an Intermediate Reading level, or above, in the testing language.  The STAMP assessment was developed for learners of a second language and who have English skills at the Intermediate level or above. 

Student growth chart

All of Avant’s testing products are compatible with most browsers and devices, including iPads (iOS version 12+) and Chromebooks, to give you more flexibility when testing.

Avant STAMP Reading and Listening results are available online immediately, and the Writing and Speaking responses are rated by certified raters in 7-10 business days. Test results are never deleted so that programs can conduct detailed longitudinal analyses.

Avant STAMP Monolingual is STAndards-based Measurement of Proficiency for native speakers. Avant developed the STAMP Monolingual assessment with the same rigorous standards and assessment philosophy as Avant STAMP.  An increasing number of districts have chosen Avant STAMP assessments as their preferred test to qualify students for their State and Global Seal of Biliteracy programs.

Verify qualifications for State Seal of Biliteracy for your state here.

STAMP Monolingual is currently available only in Arabic (see APT) and Spanish. We do offer many other assessments in different configurations and languages. Please visit our Sample Tests page to see the languages available for each type of assessment. 

The Arabic monolingual, known as the Arabic Proficiency Test (APT), has three grade bands with content adjusted appropriately for the age groups.

Avant also offers STAMPe or STAMP "elementary" for young learners, including those in dual-language and immersion programs. The content in the 4Se and other STAMPe configurations is appropriate for learners aged 12 and below. 

Yes! We offer a Spanish Heritage (SHL) test. We also offer many other languages in a Writing and Speaking (WS) configuration that may also be used for these learners. Please visit our STAMP WS page to learn more and see the languages available in the Writing and Speaking (WS) configuration.

Let our assessment experts help you determine which test is right for you and your program.

Updated November 2022

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