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Forensics Case 14—Hot Air, Cold Body: Using Newton's Law of Cooling to Determine Time of Death

Students create a temperature versus time graph for cooling and become familiar with Newton's Law of Cooling. They use the cooling-rate equation to estimate time of death of the victim.
https://education.ti.com/en/activity/detail/forensics-case-14hot-air-cold-body-using-newtons-law-of-cooling-to-determine-time-of-death

Who Started It All? The Spread Of Disease

Students predict the spread of disease to be exponential. They then do a hands on "sharing of bodily fluids" and see the actual data and compare these results to the projected model. You actually see the number of infected after each sharing to see the shift of the model easier. Written to be c...
https://education.ti.com/en/activity/detail/who-started-it-all--the-spread-of-disease

Comparing Costs

Students will solve a problem using division with an integer quotient and remainder, division with the quotient in fraction form, and division with the quotient in decimal form and compare the results.
https://education.ti.com/en/activity/detail/comparing-costs

Coast to Coast with Alice

Students learn to solve a real-world problem comparing automobile travel in the early 1900s and travel today. They follow the route taken by Alice in 1909 from New York City to San Francisco and determine how long the trip would take today.
https://education.ti.com/en/activity/detail/coast-to-coast-with-alice

Buy A Word

Students complete multi-step task/problem solve; use decimals, FIX key, place value keys; see that fractions/decimals represent a part of a whole in money; organize table/record; put monetary value on letters and find sum of those letters.
https://education.ti.com/en/activity/detail/buy-a-word

DC Circuit Analysis

Shows three examples of the use of nodal analysis to solve linear circuits. The first two examples use the solve() command to solve a set of linear equations for circuit. The third example shows how to write the equations in matrix form and use simult() to solve them.
https://education.ti.com/en/activity/detail/dc-circuit-analysis

Fourier Series

Shows how to compute and graph the complex Fourier Series coefficients for a square wave.
https://education.ti.com/en/activity/detail/fourier-series

Fraction Forms

Students will compare the results of using division to create fractions under the different mode settings for fraction display and make generalizations from the patterns they observe.
https://education.ti.com/en/activity/detail/fraction-forms

NUMB3RS - Season 3 - "Killer Chat" - The Perfect House

The FBI found three bodies in different unoccupied houses, all for sale. Because the victims are completely unrelated, Charlie decides that profiling the houses might reveal a distinct pattern to find out where the killer will strike next. By using a Multi-Attribute Compositional Model, the house...
https://education.ti.com/en/activity/detail/numb3rs--season-3--killer-chat--the-perfect-house

Number and Operation Sense: Whole Numbers

Students attain a basic understanding of numbers and number operations, developing number sense, and gaining fluency in arithmetic computation. They also learn to use the calculator to explore the mathematical principles behind the standard multiplication algorithm for multidigit numbers.
https://education.ti.com/en/activity/detail/number-and-operation-sense-whole-numbers

Vectors

Describes how to use the TI-89 for coordinate system transformations, vector algebra, and vector component transformations. The functions rec2cyl(), cyl2rec(), rec2sph(), and sph2rec() are created in this chapter for vector component transformations and are used in Chapters 10 and 11.
https://education.ti.com/en/activity/detail/vectors

Manipulating Lab Data: The Diode

Introduces the Shockley diode equation, which gives the voltage-current characteristics of a diode. The equation is plotted and compared to actual diode data taken in a laboratory. The method of importing data to the TI-89 is shown, followed by instructions on how to manipulate the data to prep...
https://education.ti.com/en/activity/detail/manipulating-lab-data--the-diode

Comparing Distributions of Univariate Data

Students compare univariate data distributions using statistical concepts like boxplots, stemplots, and histograms.
https://education.ti.com/en/activity/detail/comparing-distributions-of-univariate-data

Sampling Distributions

Students studies the distribution of sample proportions with a simulation. They find small sample size leads to skewed distribution and as the sample size increases, the distribution becomes more normal.
https://education.ti.com/en/activity/detail/sampling-distributions

Dividing Notes

Students create an altered musical melody by dividing fractions. They compute the value of notes in terms of fractions and make their sum equal to the time signature.
https://education.ti.com/en/activity/detail/dividing-notes

Golden Rectangles

Students measure rectangles and calculate ratio between the sides. They compare the ratio to the Golden Ratio (1.618).
https://education.ti.com/en/activity/detail/golden-rectangles

What Makes a Food Nutritious?

Students will analyze select nutritional values of specific food products and then compare those values to the recommended daily allowances published by the U.S.D.A. They will calculate percentages and fractions based upon the information they find.
https://education.ti.com/en/activity/detail/what-makes-a-food-nutritious

Making Cookies

Students will reduce a cafeteria recipe to suit a household recipe. They use compatible numbers to choose smaller measurements while retaining the original proportions.
https://education.ti.com/en/activity/detail/making-cookies

Volumes of Rectangular Prisms

This lesson will introduce students to many of the algebraic graphing features of the TI-89 calculator, especially the Maximum command. This will be accomplished by solving volumes of right rectangular prisms. (Algebra / geometry activity)
https://education.ti.com/en/activity/detail/volumes-of-rectangular-prisms

What's So Special About 11?

Students will compute multiples of numbers in search of patterns. As a class, they'll discover patterns in multiples of 9; then they'll do the same with patterns in multiples of 11. They will then practice writing the rule for 11, both verbally and algebraically, to summarize the discovered patte...
https://education.ti.com/en/activity/detail/whats-so-special-about-11

The Best Cell Phone Plan

Students will compare two cell phone plans and determine which plan is better for a specific situation. They will utilize both tables and graphs to make their decisions. For this activity, students need prior experience writing linear models.
https://education.ti.com/en/activity/detail/the-best-cell-phone-plan_1

The Ordinary Man

Students will estimate the heights of various celebrities in feet and inches. They will use the TI-34 MultiView™ scientific calculator to convert actual heights in inches to feet and inches, and they will compare the actual heights with their estimated heights. Finally, they will graph the estima...
https://education.ti.com/en/activity/detail/the-ordinary-man

To Simplify or Not to Simplify...

Students will discuss fractions and what it means to simplify them using prime factorization. Students will then use the calculator to simplify fractions manually as well as investigate both the prime factorization and greatest common factors of the numerator and denominator in various fractions.
https://education.ti.com/en/activity/detail/to-simplify-or-not-to-simplify

Solution 37037: Computer operating systems that TI Connect CE™ supports.

Solution 37037: Computer operating systems that TI Connect CE™ supports. TI Connect CE Software OS Solution 37037: Computer operating systems that TI Connect CE™ supports. global Solution 37037: Computer operating systems that TI Connect CE™ supports. website ...
https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/general-information/37037