Texas Instruments Announces the TI-Rover BT: Bringing Math to Life with a Calculator-Controlled Robotic Vehicle

Texas Instruments (TXN) has launched the TI-Rover BT, a Bluetooth-enabled robotic vehicle that converts calculator-based mathematical equations into physical motion.

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Texas Instruments (TXN) has launched the TI-Rover BT, a Bluetooth-enabled robotic vehicle that converts calculator-based mathematical equations into physical motion.

The vehicle works with the TI-84 Evo graphing calculator and uses the TI Bluetooth Adapter for wireless control. It can plot curves and geometric shapes and use an onboard pen holder to draw formulas. TI plans to expand support to TI-Nspire CX II and TI-Nspire CX X II CAS graphing calculators in 2027. The TI-Rover BT is available through instructional dealers nationwide.

Key Terms

stepper motors, rgb led

2 terms

stepper motors technical

"Uses high-precision stepper motors and an onboard pen holder"

An electric motor that turns in precise, discrete increments (“steps”) rather than rotating continuously; each input pulse moves the shaft a fixed angle so position and speed can be controlled by counting pulses. Stepper motors are driven by a controller and driver that sequence current through coils; they provide accurate open‑loop positioning for short moves and low to moderate speeds but can lose steps under heavy load or at high speeds unless used with sufficient torque, microstepping, or closed‑loop feedback.

rgb led technical

"program the onboard RGB LED to change colors"

An RGB LED is a single light-emitting diode package that combines red, green, and blue emitters so its color can be mixed and changed electronically. For investors, RGB LEDs matter because they are core components in displays, lighting, and signaling products; demand, manufacturing costs, and efficiency improvements can affect suppliers’ revenues and margins much like changes in ingredient costs affect a food manufacturer. Tracking RGB LED adoption helps gauge market trends in consumer electronics and lighting.

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10/22/2026 - 10:00 AM EDT

The Bluetooth®-enabled vehicle translates mathematical formulas into physical motion using the TI-84 Evo graphing calculator

DALLAS, Oct. 22, 2026 /PRNewswire/ -- Texas Instruments (TI) today announced the launch of the TI-Rover BT, a Bluetooth®-enabled robotic vehicle that transforms the classroom floor into a living coordinate plane. By converting algebraic equations into tangible motion, the vehicle empowers students to move beyond the screen and interact with abstract concepts in real time.

TI-Rover BT

"The TI-Rover BT takes the intimidation out of challenging concepts. When a student sees a sine wave drawn across a large piece of chart paper, the scale and physical presence of the oscillation creates a lightbulb moment," said Nicole Moran, a secondary math teacher in Northside ISD in Texas. "It turns a theoretical lesson into an exciting and interactive adventure."

From equations to exploration: dynamic discovery in the classroom

The TI-Rover BT is designed to turn traditional math lessons into immersive, hands-on experiences through several key educational capabilities.

Mobilize the classroom: Enables wireless control via the TI Bluetooth® Adapter, allowing students to navigate the room and engage with numerical patterns in a large-scale environment.
Visualize functions in motion: Plots curves and geometric shapes using built-in Math Drive library templates.
Translate equations into art: Uses high-precision stepper motors and an onboard pen holder with up/down capability to physically render formulas, making concepts like continuity and discontinuity visible.
Integrate STEM curriculum: Facilitates the transition from algebraic plotting to physical science lessons on rate, distance, and time, with expandable hardware for robotics exploration.
Explore input and output: Offers the option to program the onboard RGB LED to change colors when the vehicle gets too close to an object measured by the Ultrasonic Ranger.

"The TI-Rover BT is more than a tool; it's a way to make abstract mathematical ideas tangible," said Laura Chambers, president of Texas Instruments Educational Technology. "With this launch, we are bringing math to life, making complex concepts engaging for every learner."

The TI-Rover BT is currently compatible with the TI-84 Evo, and TI plans to expand support for TI-Nspire™ CX II and TI-Nspire CX X II CAS graphing calculators in 2027.

The TI-Rover BT is available for purchase at instructional dealers nationwide. For more information, visit https://education.ti.com/roverbt.

Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc. and any use of such marks by Texas Instruments is under license.

About Texas Instruments

Texas Instruments Education Technology (TI), the gold standard for excellence in math, provides exam-approved graphing calculators and interactive STEM technology. TI calculators and accessories drive student understanding and engagement without adding to online distractions. We are committed to empowering teachers, inspiring students and supporting real learning in classrooms everywhere. For more information, visit education.ti.com.

Texas Instruments Incorporated (Nasdaq: TXN) is a global semiconductor company that designs, manufactures and sells analog and embedded processing chips for markets such as industrial, automotive, data center, personal electronics and communications equipment. At our core, we have a passion to create a better world by making electronics more affordable through semiconductors. This passion is alive today as each generation of innovation builds upon the last to make our technology more reliable, more affordable and lower power, making it possible for semiconductors to go into electronics everywhere. Learn more at TI.com.