Pet Car Alarm for TI-Nspire CXII Python

Pets suffer when left unattended in a car on a sunny day. Understand the science behind the greenhouse effect. Use math, computer programming and engineering to design a pet-smart alarm system.

Publisher: Texas Instruments Inc.

Topic:  Biology  Computer Science  Physics  STEM


Save a Pet

Design a car alarm system that protects pets from overheating

Click here for a larger view of the project 

Students create a system to measure temperature and the presence of a magnetic field to trigger an alarm.

Greenhouse Effect

Homeostasis of mammals

Temperature scale conversion

Multiple inputs / outputs

Feedback and Control system

Coding concepts:


  Conditional Statements



Demonstration video  link


Project Resources

Download Teacher Document PDF link   Word Doc  link

Download Teacher file with example programs   TI-Nspire File  link

Download Student Handout  PDF link   Word Doc  link

Download Student file   TI-Nspire File  link

Download Python Syntax Reference Handout  PDF link 



Display Image of sun rays striking automobile link

Display Table of internal auto temperatures vs. time link

Display Image of example Pet Car Alarm Project  link

Display Image of TI-Innovator Hub set-up diagram for Pet Car Alarm Project link



Learn to do the project yourself

Overview of the TI-Nspire CXII for Programming in Python (Youtube video) link

Write your first Python program on TI-Nspire CXII (Youtube video) link

Meet the TI-Innovator Hub link

Download Learn to do the project PDF link


Setting up

Update your TI-Nspire CX family handheld, TI-Nspire computer software and TI-Innovator sketch link

Download a step-by-step guide to updating your TI-Innovator Hub   PDF link 


Own project equipment

Here is information for budget requests and grant proposals.

Download a PDF listing the equipment needs for each TI-Innovator Hub Project  link

See a list of TI Instructional Product Dealers and request a quote  link



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