Desmos Cool Tools Innovative Technology Middle School-High School Age Group By Kari Ciesielczyk, JoAnna DiFalco, and Alexis Owen

Outline Agenda *About Demos *Master the Intricacies *Pros *Cons *Use in Future Classrooms *21st Century Teaching and Learning *Reflection *References

About DesmosDesmos ● Online graphing calculator ● Fast math engine ● Includes trigonometry, calculus, and various functions ● Math equations are inserted and are automatically plotted ● Intersection points can be identified easily ● Available for student and teacher use o Desmos is an effective tool for high school students to use in courses when graphing calculators are needed.

Master the Intricacies What does it do?? A software that allows students to graph lines and solve math functions on a large, easy to manipulate screen. ● Graph functions, lines, parabolas ● Plot points of specific data ● Evaluate equations ● Create transformations ● Provides the formulas for lines ● ability to save and share graphs

Pros ●Generates correct mathematical lines, parabolas, graphs ●No advertisements or downloads necessary ●Easy to use (Large screen, easy to find points) ●Hands on, engaging for all students ●Provides tutorials for first time users ●Free for students who cannot afford graphing calculators ●Ability to be demonstrated on screen in classroom ●Allows teachers to monitor students progress through specific student/teacher pages ●Formulas provided ●Free app for iPhones, iPads, devices

Cons ●Substitutes paper and pencil graphing method ●Lowers critical thinking (does work for students) ●Technology must be accessible to use software ●Students can use for cheating ●Must provide address for creating account ●Possible glitches

Use in Future Classrooms Romathio. (2013, July 25). About | romathio. Retrieved November 21, 2014, from Bissett, L. (2013). Desmos.com. Retrieved November 21, 2014, from

21st Century Teaching and Learning ● Allows class time to be used more effectively ● Students are exposed to new technology and computer skills ● Modernized and improved graphing calculator ● Access to software through mobile app ● Convenient way to teach about graph construction ● Teacher feature allows easy monitoring of student work ● Visual calculator that is easy to maneuver ● Provides a free resource to students Overall, this resource is a free, online calculator that produces mathematical functions and can be integrated into high school classrooms for students and teachers to use.

Reference Luberoff, E., Berger, E., Wales, J., Merrill, J., Reiman, D., & Haverstock, M. (2014, January 1). Explore math with Desmos Launch Calculator. Retrieved November 21, 2014, from