Education Technology
  • What TI Calculator Is Approved for ACT Math?

    Posted 01/29/2026 by Jeff McCalla (@jmccalla1); Updated from 10/25/2018

    Make sure your calculator follows the ACT calculator policy. This quick guide highlights which TI graphing calculators are allowed on the ACT math test, so there are no surprises before the test.

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  • Leveraging CAS To Explore & Teach Mathematics, Part 2

    Posted 01/28/2022 by Scott Knapp (@scottknapp)

    In the second part of this post, learn even more how CAS can be used to understand the math behind the answers it computes. We will look at examples that demonstrate how CAS benefits teaching and exploring concepts in the algebra II classroom.

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  • Leveraging CAS to Explore and Teach Mathematics

    Posted 11/19/2021 by Scott Knapp (@scottknapp)

    CAS isn't only a tool to help find answers. CAS can be used to understand the math behind the answers it computes. Here, we’ll look at examples that demonstrate how CAS benefits teaching and exploring concepts in the math classroom.

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  • Which TI Calculator for the SAT® and Why?

    Posted 04/06/2021 by Jeff McCalla - Jeff McCalla, Math Teacher at St. Mary's Episcopal School, Memphis

    You may be surprised to learn that most TI calculators are allowed on the SAT®. Take a brief dive into the history of the calculator and see the latest changes to the math section of the SAT®, all at the same time.

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