Midpoint of a Segment
Students review the basic geometry definitions of segment and midpoint, and learn to use drawing and measurement tools. They explore changes in measurements as the figure is altered. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes a...https://education.ti.com/en/activity/detail/midpoint-of-a-segment
Drawing and Measuring an Angle
Students learn to use drawing and measurement tools to measure angles. They explore and review types of angles as their measurements are altered. NCTM Geometry Standard covered: Analyze characteristics and properties of 2- and 3-dimensional geometric shapes and develop mathematical arguments abo...https://education.ti.com/en/activity/detail/drawing-and-measuring-an-angle
Estimating Square Roots
By estimating the value of a square root students will get practice in identifying perfect squares, in checking for reasonableness of an answer, and in mental math.https://education.ti.com/en/activity/detail/estimating-square-roots
Measurement and Linear Regression
In this activity, students will collect data by measuring line segments in both inches and centimeters. Students will plot the data, find the equation of the regression line and interpret the slope and y-intercept within the context of the exploration. Slope as a rate of change will be emphasi...https://education.ti.com/en/activity/detail/measurement-and-linear-regression
Midsegment of a Trapezoid
Students study the Midsegment Theorem for Trapezoids.https://education.ti.com/en/activity/detail/midsegment-of-a-trapezoid
Midsegment of a Triangle
Students explore the properties of triangles formed by connecting the midpoints of two sides of a triangle, and examine the relationship between the two triangles. They study the Triangle Midsegment theorem.https://education.ti.com/en/activity/detail/midsegment-of-a-triangle
Estimation Games
Students use the calculator to compute products of numbers and to find answers to division problems. The activity is designed to help students develop number sense with the operations of multiplication and division.https://education.ti.com/en/activity/detail/estimation-games
Grandparents and Special Friends Day
This lesson was designed for our Grandparents and Special Friends day. It can be used for any visitation day, or an open house. The lesson is designed to review percent of a whole and the sector of the circle representing the percentage. Although circle graphs can be created in a spreadsheet prog...https://education.ti.com/en/activity/detail/grandparents-and-special-friends-day
Midsegments of a Triangle
In this activity, students will construct midsegments of a triangle, and look to formulate statements that appear to be true about the construction. They will form a midsegment triangle and compare the properties of the triangles formed.https://education.ti.com/en/activity/detail/midsegments-of-a-triangle
Maximizing the Area of a Rectangle
This activity is adapted from one of the TI books. Students measure lengths and widths of rectangles and record for the class to see. Each group's rectangle has the same perimeter, but different areas. After a discussion, students make predictions, a scatterplot, and quadratic regression. An exte...https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-rectangle
Integer Assessments
A series of LearningCheck™ activities to determine students' knowledge of integer operations.https://education.ti.com/en/activity/detail/integer-assessments
Minimum and Maximum Perimeter
The students will use varying numbers of tiles to form shapes, and then find the minimum and maximum perimeter for each.https://education.ti.com/en/activity/detail/minimum-and-maximum-perimeter
Lines in the Plane
In this activity, students create a slope triangle and understand the concepts of slope and the equation of lines. They realize that slope is constant at all points along a fixed line. They also explore the slopes of parallel and perpendicular lines.https://education.ti.com/en/activity/detail/lines-in-the-plane
Measuring Angles in a Quadrilateral
In this activity, use an interactive, and investigative approach to determining the sum of the interior angles of a quadrilateral. They use Cabri™ Jr. to draw, measure, and calculate the characteristics of the angles of quadrilaterals. NCTM Geometry Standard covered: Analyze characteristics and p...https://education.ti.com/en/activity/detail/measuring-angles-in-a-quadrilateral
Math TODAY: When a Ruler Isn't Enough
Using the USA TODAY® Infograph, "When a Ruler Isn't Enough," you will explore the geometric relationships in similar right triangles. The altitude to the hypotenuse will create two right triangles that are similar to each other and to the original. Students will determine measurements indirectly ...https://education.ti.com/en/activity/detail/math-today--when-a-ruler-isnt-enough_1
Breakeven Analysis
In this activity, students perform breakeven analysis using the cost and revenue of an enterprise. They will determine the relationship between fixed and variable costs, profits, pricing policy, and the volume of output.https://education.ti.com/en/activity/detail/breakeven-analysis
Walk This Walk
In this activity, students use a motion detector to create Distance versus Time graphs. They experiment with various Distance-Time graphs and write mathematical descriptions of motion with constant velocity.https://education.ti.com/en/activity/detail/walk-this-walk
Writing Equations of Parabolas in Vertex Form
Students use their knowledge of the vertex form of a quadratic equation to graph parabolas, given a specific move to make.https://education.ti.com/en/activity/detail/writing-equations-of-parabolas-in-vertex-form
Writing linear equations to form shapes
Students use their knowledge about writing linear equations to graph lines that form a given shape.https://education.ti.com/en/activity/detail/writing-linear-equations-to-form-shapes
Linear Force: May the Force be With Us
Using the TI-Navigator, students will send linear equations with STAR WARS movie pictures in the background. Focus on slope and y-intercept with linear lightsabers.https://education.ti.com/en/activity/detail/linear-force-may-the-force-be-with-us
y=ax Activity
This activity, inspired by a similar activity in a Texas Instrument guidebook, has served to be very useful in helping students develop concepts of slope and y-intercept.https://education.ti.com/en/activity/detail/yax-activity
You're So Dense - TI-83
Students investigate the relationship between density of an object, its mass and its volume. They use mass and volume measurements to determine the density of pennies. They compare the density of pre-1983 and post-1984 pennies.https://education.ti.com/en/activity/detail/youre-so-dense--ti83
How Many Drivers? Investigate the Slope-Intercept Form of a Line
In this activity, students will be introduced to the slope-intercept form of a linear equation. They will recognize the effects of changes in the slope and y-intercept on the graph of a line. Students will use the Transformation Graphing application to find an approximate linear model of the actu...https://education.ti.com/en/activity/detail/how-many-drivers-investigate-the-slopeintercept-form-of-a-line
Statistics for Math B
Students will determine the mean, median, mode and standard deviation of collected data. They will make a frequency histogram of the grouped data, both on graph paper, and on the TI 83+.https://education.ti.com/en/activity/detail/statistics-for-math-b
Permutations & Combinations
Students explore permutations and combinations by arranging letters when order does and does not make a difference.https://education.ti.com/en/activity/detail/permutations--combinations