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Welcome to the Underwood Distributing Blog

The Underwood Distributing Blog is your resource for everything graphing calculators and classroom technology. From in-depth guides and side-by-side comparisons of models like the TI-84 Evo, TI-84 Plus CE, and NumWorks, to product updates, Teacher Pack breakdowns, and STEM tools for the classroom, we help educators, students, and schools make informed decisions and get the most out of their tech.

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Texas Instruments TI-89 Titanium graphing calculator update on red background, Underwood Distributing Co.

Ti-89 Titanium Graphing Calculator Update

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The iconic Ti-89 Titanium Graphing Calculator by Texas Instruments, as of the beginning of 2025, is officially being discontinued. For many students, educators, and professionals, this device has been a trusted tool for over two decades.

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TI-Innovator STEM learning kit and graphing calculator for Texas Instruments at Underwood Distributing

Exploring the Texas Instruments TI-Innovator™ Product Line

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Texas Instruments calculator on a desk with a notebook, protractor, cactus, and school supplies

Comparing the TI-Nspire CX II vs TI-84 Plus CE

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Cozyla Calendar+ lesson plans display in classroom, green background, Underwood Distributing Co.

Using the Cozyla Calendar+ in the Classroom

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Single use earbuds and headphones selection with bold text on blue background, Underwood Distributing Co.

The Best Single Use Earbuds and Headphones for Testing

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Organized math classroom with student desks, supplies, bookshelves, and storage bins

Math Classroom Organization Tips

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Colorful calculators and Educational Grants text on a blue background, Underwood Distributing Co.

Writing and Formatting your Grant Proposal for Calculators

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Graphic pink calculator with text 'Educational Grants Part 2' on geometric blue background

Preparing to Write your Grant Proposal for Calculators

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Educational Grants text with an orange calculator, blue geometric background, Underwood Distributing Co.

An Introduction to Educational Grants

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Three laptops display Texas Instruments calculator software, graphing and math tools.

Texas Instruments Smartview CE vs Ti-84 Plus CE Online Calculator

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2025 Texas Instruments TI-30XIIS calculator color updates at Underwood Distributing Co.

New Look for 2025 Texas Instruments Ti-30XIIS Calculators

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Cartoon TI-84 calculator batteries, one as doctor, one with bandages, in clinic setting

Diagnosing a Ti-84 Plus CE with a Defective Battery

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Equalis Group and Underwood Distributing Company logos on a colorful geometric background

Underwood Distributing Co. Awarded Equalis Group Contract

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