Fill up the tank!
Demonstrate the concept of slope and y-intercept in the slope-intercept form of linear equation using water and marbles.https://education.ti.com/en/activity/detail/fill-up-the-tank
Approximation of Pi
Students will measure the circumference and diameter of a variety of different circles. They will graph the class' values of (d,c) on the coordinate plane and use linear regression to approximate pi.https://education.ti.com/en/activity/detail/approximation-of-pi
Activity Center Golf Course
...coming out of it. Students must submit the equation of the line that connects the golf ball to the hole. The correct equations all have integer y-intercepts but many have slopes that are not integers. The teacher can change display and other options to emphasize different skills throughout the "...https://education.ti.com/en/activity/detail/activity-center-golf-course
Approximation of Pi Using an Area Model
Students will approximate pi by setting up trigonometric ratios and calculating the areas of regular polygons inscribed within and circumscribed about a circle.https://education.ti.com/en/activity/detail/approximation-of-pi-using-an-area-model
Walk My Walk
A two-part activity that uses a CBR to develop the notion of slope and y-intercept through various walking activities. Part A develops a general notion of how changes in walking are reflected in various graphical representations. Part B formalizes the ideas of (1) slope and its relationship to sp...https://education.ti.com/en/activity/detail/walk-my-walk
Linear Equations for Which the Difference between the Coordinates is Constant
This activity allows students to explore situations in which points with a constant difference between coordinates are graphed. With TI-Navigator?s display, students can determine that an oblique line is formed from such points. This oblique line always has intercepts equal to the constant diff...https://education.ti.com/en/activity/detail/linear-equations-for-which-the-difference-between-the-coordinates-is-constant
Circles - Exploring the Equation
Students explore the definition of a circle as well as the equation of a circle.https://education.ti.com/en/activity/detail/circles--exploring-the-equation
Asymptotes & Zeros
Students relate the graph of a rational function to the graphs of the polynomial functions of its numerator and denominator. Students graph these polynomials one at a time and identify their y-intercepts and zeros. Using the handheld's manual manipulation functions, students can manipulate the gr...https://education.ti.com/en/activity/detail/asymptotes--zeros_1
Conics for the TI-83 Plus/TI-84 Plus
This is a procedural exercise demonstrating the use of the Conics application on the TI-83 Plus/TI-84 Plus.https://education.ti.com/en/activity/detail/conics-for-the-ti83-plusti84-plus
Direct Variation with Powers: Surface Area and Volume
Students find the approximate surface area and volume of an apple, measuring circumference 3 ways, using the mean of the measurements to find the radius. Each students enters the results in a Table on the board.https://education.ti.com/en/activity/detail/direct-variation-with-powers-surface-area-and-volume
Investigating the Sine and Cosine Functions
Students use Cabri? Jr. to draw a circle and investigate the relationship between the coordinates of a point on the circle and sine and cosine of the angle whose terminal side passes through that point. NY State Algebra 2 & Trigonometry Standards covered: PS.3, PS.4, RP.2, CN.1, CN.2, A.55, A.5...https://education.ti.com/en/activity/detail/investigating-the-sine-and-cosine-functions
Using the Conics Apps to enhance instruction in the Algebra classroom
This is a short exploration lesson plan using the Conics Apps to introduce a lesson on circles.https://education.ti.com/en/activity/detail/using-the-conics-apps-to-enhance-instruction-in-the-algebra-classroom
Exploring Circles
Explore the relationship between the center and radius of a circle and the equation of the circle. Collect data and determine regression equations related to various combinations of data, and use the regression equations to make predictions.https://education.ti.com/en/activity/detail/exploring-circles
Match the Graph (circles)
Students will learn about the equation for a circle by using a Study Cards stack. Later, students will attempt to match the graph of a circle from a digital picture, using the form learned previously, and approximating the center and radius of the graph.https://education.ti.com/en/activity/detail/match-the-graph-circles
Balloons
This activity is about gathering data to create a scatter plot and then look at a line of best fit. Students will measure the circumference of a blown up balloon and then they will time how long it takes the balloon to deflate. They will enter this information in to their lists and then graph t...https://education.ti.com/en/activity/detail/balloons
Titanic Tales
Students interpret data tables and graphs. They find percentages and create circle graphs to display data.https://education.ti.com/en/activity/detail/titanic-tales
Looking at Statistics Through Circles
Students will measure round objects to determine the circumference and diameter, and use the data to explore geometric concepts of the circle with statistics.https://education.ti.com/en/activity/detail/looking-at-statistics-through-circles
Eating Out
Students examine data and make graphs to represent the data. They interpret the data and answer questions. They also learn to calculate percentages and angle measures.https://education.ti.com/en/activity/detail/eating-out
Repeating Elevens
Students compute multiples of 11, 111, 1111, and so forth, search for patterns in the products, and write generalizations of those patterns.https://education.ti.com/en/activity/detail/repeating-elevens
What Goes Up Must Come Down
In this activity, students use the calculator to solve quadratic equations. They use the quadratic formula to determine the vertex and the x-intercepts of the graph of a quadratic function.https://education.ti.com/en/activity/detail/what-goes-up-must-come-down
Magic Nines
Students compute multiples of 9, 99, 999, and so forth, search for patterns in the products, and write generalizations of those patterns.https://education.ti.com/en/activity/detail/magic-nines
Quilt Block Areas
Students will draw and color scaled drawings of traditional quilt block designs. They then find the appropriate fraction, decimal, and percent of the overall design for each color.https://education.ti.com/en/activity/detail/quilt-block-areas
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 pattern.https://education.ti.com/en/activity/detail/whats-so-special-about-11_1
Quilt Blocks
Students will see how fractions, decimals, and percents are interrelated, then explore and learn how to convert between them. Students will also practice estimating.https://education.ti.com/en/activity/detail/quilt-blocks_1
Circumference and Area of a Circle
Students explore how to derive pi (∏) as a ratio. Students also study the circumference and area of a circle using formulas.https://education.ti.com/en/activity/detail/circumference-and-area-of-a-circle