Education Technology

TI STEM resources

Design smart systems

Explore STEM projects on designing, building and coding smart systems. Made for use with the TI-Nspire™ CX or TI-84 Plus CE families of graphing calculators.

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Try out the STEM Projects Pilot Program


Ready to start a STEM project? Before purchasing TI technology or materials, request to participate in the pilot program and borrow everything you need for up to two weeks for your first project at no cost.*

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Digital Mood Ring

Highly recommended for beginners. Design a working digital mood ring using temperature sensors, wires and lights. Duration options: 1, 4 or 6 hours.

Eligible for STEM Projects Pilot Program.



Concepts explored

  • Science of colors and color LED output
  • Variables
  • Loops
  • Conditional statements
  • Boolean operators
  • Inequalities
  • Feedback and control systems

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub
  • Grove temperature sensor
  • Chenille wire

Making Music With Code

Create music through code and engage students in math, science and design at the same time by programming the TI-Innovator™ Hub to play a series of tunes. Duration options: 1.5, 4 or 6 hours.

Eligible for STEM Projects Pilot Program.



Concepts explored

  • Musical scale
  • Tempo
  • Loops
  • Arrays
  • Variables

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub

Slide Into Sound With Sensors

Make a working digital slide whistle using a distance sensor, paper products and a linear equation. This fun STEM activity is perfect for algebra I classrooms. Average duration: 1 to 2 class periods.



Concepts explored

  • Input/output
  • Distance measurements
  • Frequency/music
  • Loops
  • Conditional statements
  • Application of a linear equation

Required technology and materials

  • TI-Nspire™ CX II graphing calculator
  • TI-Innovator™ Hub
  • Grove - Ultrasonic Ranger
  • Paper towel tube
  • Scissors
  • Tape
  • Heavy cardstock (or equivalent)
  • Popsicle stick

Smart Irrigation System

Build a system that monitors soil and weather conditions to determine whether or not a pump should be turned on. Average duration: 6 hours.



Concepts explored

  • Water cycle
  • Soil composition
  • Power control system
  • Variables
  • Loops
  • Conditional statements
  • Boolean operators
  • Interpreting graphs

Required technology and materials

  • TI-Nspire™ CX II or TI-84 Plus CE Python graphing calculator
  • TI-Innovator™ Hub
  • Grove light sensor
  • Grove DHT (humidity and temperature) sensor
  • Grove soil moisture sensor
  • Submersible pump, controlled by a Grove Mosfet

Pet Car Alarm

Create an alarm system that sets off warnings and signals for help if it senses the presence of an animal inside a car with unsafe heat conditions. Average duration: 6 hours.



Concepts explored

  • Greenhouse effect
  • Homeostasis of mammals
  • Temperature scale conversion
  • Variables
  • Loops
  • Conditional statements
  • Boolean operators
  • Multiple inputs and outputs

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub
  • Two (2) Grove temperature sensors
  • Two (2) Grove white LEDs
  • Grove hall sensor
  • Grove continuous servo
  • USB battery
  • Ceramic disk magnet
  • Tape
  • Shoebox or fashion doll model car

The Heart Project

This two-part project starts with students designing a system that models the flow of blood through the heart (the Plumber). Part 2 extends the learning with students exploring how the model heart operates electrically and mechanically (the Electrician). Average duration: 2 to 3 hours.

Choose your coding language

Python

TI-Nspire™ CX II technology

TI-Basic

TI-Nspire™ CX technology TI-84 Plus CE



Concepts explored

  • Heart anatomy and homeostasis
  • Calculation of rates (beats per minute)
  • Feedback and control system
  • Temperature sensor input
  • Color LED and sound output
  • Variables
  • Loops
  • Conditional statements

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub
  • LEDs and breadboard cables pack
  • Grove temperature sensor
  • 2 or 3 ounce can of Play-Doh
  • Toothpicks
  • 2 x 3/4" adhesive labels

Some Like It Tepid

Feel the heat as students collect temperature data of their favorite beverage, define thresholds and program LEDs to indicate the temperature. Average duration: 2 to 3 hours.



Concepts explored

  • Variables
  • Loops
  • Conditional statements
  • Inequalities
  • Feedback and control system
  • Temperature sensor input
  • Color LED and sound output

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub
  • TI-SensorLink Adapter
  • Vernier BTA SS Temperature Probe
  • Cup or coffee mug

Running the Bases

The TI-RGB Array provides another level of engagement as students experiment with controlling each of the 16 individual RGB LEDs. Math, science and design all come together when using the TI-RGB Array. Average duration: 1 to 2 hours.

Choose your coding language

TI-Basic

TI-Nspire™ CX technology



Concepts explored

  • Relationships among base-2, base-10 and base-16 number systems
  • Decimal to binary algorithms
  • Encoding and decoding ASCII characters
  • Variables
  • Loops
  • Conditional statements

Required technology and materials

  • TI graphing calculator
  • TI-Innovator™ Hub
  • TI-RGB Array
project-equipment-list

STEM Projects equipment list for TI-Innovator™ Hub activities

Get the complete list of the TI technology and equipment needed for each STEM project with quantity and setup recommendations for your classroom.

BBC micro:bit

The BBC micro:bit V2 board is a great way to introduce input/output control with a TI Python-capable graphing calculator.

Learn more

Coding + data collection

Empower students to code their own data collection programs. The TI Python module for Vernier Go Direct® sensors adds a new dynamic to learning the basics of both.

Collect data with coding

Engineering and electronics

TI’s Path to STEM covers six units on input, output, analog, digital, calibration and feedback and control — ideal for high school students.

Requires the TI-Innovator™ Breadboard Pack, TI-Innovator™ Hub and compatible
TI graphing calculator.

Explore Path to STEM




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*While supplies are available; some exceptions may apply. Refer to the STEM Projects Pilot Program request form for terms of the equipment loan.