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"Picking" Your Way through Are...	Algebra and expressions (Math 6)+	TI-Nspire	Activity		[0]
In this activity, students will discover Pick’s Theorem by ﬁnding the relationship between area and the number of boundary points and interior points of a lattice polygon. More: lessons, discussions, ratings, reviews,...
Chirp Chirp: Doing it Wrong	Algebra and expressions (Math 7)+	TI-Nspire	Activity		[0]
A TI-Nspire file that students can use to reflect on the "Doing it Wrong" Activity from the Math Forum's new Problem Solving and Communication Activity Series. This is designed to be used with the ... More: lessons, discussions, ratings, reviews,...
Chirp Chirp: Noticings and Won...	Algebra and expressions (Math 7)+	TI-Nspire	Activity		[0]
A TI-Nspire file that students can use to reflect on the "Noticings/Wonderings" Activity from the Math Forum's new Problem Solving and Communication Activity Series. This is designed to be used wit... More: lessons, discussions, ratings, reviews,...
The Art Gallery Problem	Angles (Geometry)+	TI-Nspire	Activity		[0]
The question of where patrons should stand to enjoy the best view of a painting is one that art gallery curators must consider on a regular basis. For this activity, we will consider a painting that i... More: lessons, discussions, ratings, reviews,...
Parabola!	Applications (Algebra)+	Calculator	Activity		[0]
This file describes an experimental setup (using a motion detector) in which a ball's distance from start is recorded as the ball rolls up then down an inclined plane. It includes a simulation applet... More: lessons, discussions, ratings, reviews,...
Geometric Dartboards	Area (Math 5)+	TI-Nspire	Activity		[0]
In this activity, students create a geometric dartboard where they will explore ﬁnding the theoretical and experimental probability of a “dart” hitting one of their shapes within the dartboard.... More: lessons, discussions, ratings, reviews,...
Calculate the Area of a Trapez...	Area (Math 6)+	TI-83/TI-84	Activity		[1]
Step-by-step directions on how to use the Area Formulas App to calculate the area of a trapezoid. More: lessons, discussions, ratings, reviews,...
Binomial Probability Distribut...	Binomial Distributions (Probability & Statistics)	TI-83/TI-84	Activity		[0]
This activity details using the TI-83 to evaluate binomial distributions, and offers questions for students to test their understanding. More: lessons, discussions, ratings, reviews,...
Combinations	Combinations (Math 7)+	TI-Nspire	Activity		[0]
This activity introduces students to combinations. They derive the formula for the number of combinations of n objects taken r at a time by starting with a list of permutations and eliminating those t... More: lessons, discussions, ratings, reviews,...
Conic Graphing App Activity	Conic sections (Algebra II)+	TI-83/TI-84	Activity		[1]
Step-by-step directions on how to use the Conic Graphing App to help students learn about circles, ellipses, hyperbolas, and parabolas, and solve for the conic's characteristics. Equations are present... More: lessons, discussions, ratings, reviews,...
Properties of an Ellipse	Conic sections (Algebra II)+	TI-Nspire	Activity		[0]
This activity is intended to provide students with an opportunity to discover a few interesting properties of an ellipse. The ﬁrst property students will explore forms the basis of the deᤙ... More: lessons, discussions, ratings, reviews,...
Perpendicular Slopes	Coordinate geometry (Geometry)+	TI-Nspire	Activity		[0]
In this activity, students investigate the “negative reciprocal” relationship between the slopes of perpendicular lines. The final phase of the activity is appropriate for more advanced students as th... More: lessons, discussions, ratings, reviews,...
What's My Model?	Curve of Best Fit (Algebra II)+	TI-Nspire	Activity		[0]
Students will investigate several different regression models and determine which of the models makes the most sense, based upon a real-world situation (cooling a cup of hot chocolate). More: lessons, discussions, ratings, reviews,...
Data Collection Activities for...	Data analysis (Math 5)+	TI-73 Explorer	Activity		[0]
These mathematics and science-based investigations using the TI-73 with Graph Explorer Software allow students to display and analyze data that they collect. The activities focus on the integration of... More: lessons, discussions, ratings, reviews,...
Super Ticket Sales	Data analysis (Math 6)+	TI Calculator	Activity		[0]
Students create two box and whisker plots of the data in the USA TODAY Snapshot "Super ticket sales." Students calculate central tendencies for both sets of data and compare the two sets of data by an... More: lessons, discussions, ratings, reviews,...
Guess My Coefficients	Data analysis (Math 7)+	TI-83/TI-84	Activity		[0]
Step-by-step directions on how to use the Guess My Coefficients App to simulate tossing coins, gather data, and graph the data. More: lessons, discussions, ratings, reviews,...
Are Taxes Normal?	Data and Distributions (Probability & Statistics)	TI Calculator	Activity		[0]
The USA TODAY Snapshot "Connecticut tops in taxes" lists the states with the highest annual tax per person. The Snapshot uses the information from only five states. The data for all fifty states has b... More: lessons, discussions, ratings, reviews,...
Generating a Sequence	Data and Distributions (Probability & Statistics)+	TI-82	Activity		[0]
These instructions, for using the sequence command to generate either a specific sequence, or a series of pseudo-random numbers, include questions and answers for testing students' understanding. More: lessons, discussions, ratings, reviews,...
Math Operations in Lists	Data and Distributions (Probability & Statistics)	TI-82	Activity		[1]
These instructions detail mathematical operations that can be used on lists or sequences of numbers with the TI-82. They include questions to test students' understanding, with answers at the bottom o... More: lessons, discussions, ratings, reviews,...
Graphs of Sine, Cosine, and Ta...	Definitions (Trigonometry)+	TI-Nspire	Activity		[0]
Students are introduced to the shapes of the sine, cosine, and tangent graphs. They will use a unit circle to calculate the x and y lengths of a triangle placed at different values along the circle. T... More: lessons, discussions, ratings, reviews,...
Dilations in the Plane	Dilation (Geometry)	Cabri Jr.	Activity		[0]
A dilation is a transformation that produces a figure with a different size from that of the original figure. In this activity, students explore the properties of dilations and the relationships betwe... More: lessons, discussions, ratings, reviews,...
How Random!	Displaying with Graphs (Probability & Statistics)+	TI-Nspire	Activity		[0]
In this activity, students use simulations and graphs to explore the common-sense notion that repeatedly ﬂipping a coin results in “heads up” about half of the time. First, students simulate an... More: lessons, discussions, ratings, reviews,...
What's Normal, Anyway?	Displaying with Graphs (Probability & Statistics)+	TI-Nspire	Activity		[0]
In this activity, students explore the normal distribution and several of its most interesting properties. First, they use a histogram of data from a binomial experiment to examine the general shape o... More: lessons, discussions, ratings, reviews,...
Algebra Nspirations: Linear Fu...	Equations and functions (Math 7)+	TI-Nspire	Activity	$	[0]
A video that focuses on the TI-Nspire graphing calculator in the context of teaching algebra. In this program the TI-Nspire is used to explore the nature of linear functions. Examples ranging from ... More: lessons, discussions, ratings, reviews,...
The New Color of Money (Challe...	Equations and functions (Math 7)+	TI Calculator	Activity		[0]
Using the graphing handheld, students will create a graph of all possible combinations of $1 bills and $20 bills that could be used to make a total of $130 million. The activity provides students t... More: lessons, discussions, ratings, reviews,...
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