With the TI-Nspire CX and TI-Nspire CAS handhelds' new 3D graphing capabilities, students can explore concepts from multiple points of view to develop deeper conceptual understanding.

Here's what it looks like. With iPadOS 26, Apple is introducing interactive 3D graphing in Math Notes, making it easy to turn multivariable equations into dynamic, touchable visualizations.

With ‌iOS 26‌ and ‌iPadOS 26‌, when you write an equation with three variables, Math Notes is able to create a graph with three dimensions. So, for example, if you write an equation like z ...

For the AP Calculus class, a graphing calculator was required, so my parents sprung the (I believe) $89.99 for a TI-82 in 1996 (it is amazingly $116 on Amazon right now).

Texas Instruments has updated the TI-84 from the days of a grayscale display. The calculator now features a 2.8-inch full-color backlit display with a 320 X 240 resolution.

Free, open-source mod lets TI graphing calculator make sweet 1-bit music HoustonTracker 2 turns your calculator into a surprisingly capable sequencer.