What's Your Speed?
In this activity, students' will use a motion detector to determine what effect the speed at which a person moves has on the appearance of the Distance versus Time plot.https://education.ti.com/en/activity/detail/whats-your-speed
Predicting π
Students explore the use of linear measurement and calculators to discover the existence of π, the constant ratio between the circumference and the diameter of a circle.https://education.ti.com/en/activity/detail/predicting-π
"Power"ful Patterns
Students investigate the relationship between multiplication with repeated factors and the use of exponents. Students will connect "powers of ten" to place value positions.https://education.ti.com/en/activity/detail/powerful-patterns
Number and Operations - 100 or Bust
Students explore the operations of addition, subtraction, multiplication, and division of whole numbers and integers.https://education.ti.com/en/activity/detail/number-and-operations--100-or-bust
Picturing Probabilities of Number Cube Sums
Students use ideas of ratio and proportion to investigate various ways to make a circle graph. Students create graphs to display the probabilities of the different sums that can be generated with two number cubes.https://education.ti.com/en/activity/detail/picturing-probabilities-of-number-cube-sums
Silenced Songbirds
Students calculate the probable number of Golden-Cheeked Warblers present in a particular area. Students prepare a marked map, calculate the number of square miles in the marked area, and estimate the number of birds that live in the area.https://education.ti.com/en/activity/detail/silenced-songbirds
Reforestation
Students learn to solve a real-world environmental problem. They learn how to use the parameters of the final product to work out a reforestation plan.https://education.ti.com/en/activity/detail/reforestation
Patterns in Counting with Decimals
Students use the calculator to represent decimals and to recognize patterns in the number symbols.https://education.ti.com/en/activity/detail/patterns-in-counting-with-decimals
What's the Plan?
Students investigate area with nonstandard and standard units of measure. They work to plan a unique vegetable garden and calculate the costs of plants for the garden.https://education.ti.com/en/activity/detail/whats-the-plan
Random Remainders
Students explore the use of a calculator to investigate the relationship between divisors and remainders in whole-number division.https://education.ti.com/en/activity/detail/random-remainders
Remainder Rules
Students use calculators, whole-number division, multiplication, addition, and subtraction to generate mathematical expressions that describe the relationships between dividends, divisors, quotients, and remainders.https://education.ti.com/en/activity/detail/remainder-rules
Reading Picture Graphs
Students learn to read simple picture graphs with the help of a calculator.https://education.ti.com/en/activity/detail/reading-picture-graphs
What's the Problem?
Students will connect number sentences to problem situations and use addition, subtraction, multiplication, and division to solve the problems.https://education.ti.com/en/activity/detail/whats-the-problem
No More Peas, Please!
Students explore the use of nonstandard units of volume and calculators to estimate the number of peas it would take to fill a classroom.https://education.ti.com/en/activity/detail/no-more-peas-please
Names for 100
Students will use the calculator to carry out operations of addition, subtraction, division, and multiplication on integers, fractions, and decimals to find mathematical expressions that equal 100.https://education.ti.com/en/activity/detail/names-for-100
Constant Weight Gain
Students find information in different types of graphs, organize information to construct graphs, and make predictions based on graphs. They also learn to use the calculator to perform constant operations of addition and subtraction.https://education.ti.com/en/activity/detail/constant-weight-gain
Addition check with calculators
Students will solve addition problems and use calculators to check answershttps://education.ti.com/en/activity/detail/addition-check-with-calculators
Vector Calculus
Describes how to use the TI-89 for differential and integral calculus. The differential operations illustrated include gradient, divergence, curl, and Laplacian. Line and surface integrals also are included. The functions cordchk(), grad(), div(), curl() and lap() are created in this chapter, ...https://education.ti.com/en/activity/detail/vector-calculus
Convolution
Shows the convolution of two functions. To simplify the details, the functions are finite, piecewise, and continous.https://education.ti.com/en/activity/detail/convolution
Crunching Numbers
Students learn to build and add two digit numbers. They connect number words and numerals.https://education.ti.com/en/activity/detail/crunching-numbers
Design a Quilt
Students learn to use pattern blocks to build a two dimensional design, and use the calculator to determine the value of the design.https://education.ti.com/en/activity/detail/design-a-quilt
Mean Machine
Students construct a function machine from a small box. Students use the calculator to discover functions. They create their own one-step and two-step function rules and turn their calculators into a function machine.https://education.ti.com/en/activity/detail/mean-machine
Antennas
Describes how to perform basic antenna and radiation calculations with the TI-89. Antenna patterns, radiation resistance, radiation integrals, and phased array patterns are included.https://education.ti.com/en/activity/detail/antennas
Let Me Count the Ways
Students will make predictions about the number of ways to make eleven with two or more addends. They will investigate patterns with these addends with the help of manipulatives and the calculator.https://education.ti.com/en/activity/detail/let-me-count-the-ways