Curated OER
Quadratic Formula
Mathematicians determine the solutions of a quadratic function by looking at a graph. They use the quadratic formula to solve quadratic functions on their Ti-Nspire.
Curated OER
Sums and Difference of Cubes
Learners factor polynomials using the sum and difference of cubes. They also learn connections between the graph and expression.
Curated OER
The Remainder Theorem Using TI-Nspire CAS
Investigate the Remainder Theorem in this algebra lesson. Explore the relationship between the remainders of polynomial division and the function. Each of the four problems gets progressively more complicated. This might be a great...
Primary Resources
Ratio and Proportion
Here you will find an excellent presentation for introducing or reviewing ratio and proportion. Pupils are introduced to some terms associated with ratios and proportions. Next, they are given examples to work with in order to gain solid...
Curated OER
Instantaneous Rate of Change of a Function
Pupils draw the graph of a door opening and closing over time. They graph a given function on their calculators, create a table of values and interpret the results by telling if the door is opening or closing and evaluate the average...
Curated OER
Rational Exponents
Investigate rational exponents in this math lesson. Scholars make conjectures about the relationship between rational exponents and radicals. They then use their Ti-Nspire to simplify rational exponents.
NTTI
What Size Is It Anyway?
A fabulous plan on teaching basic concepts of measurement to young learners. Pupils use nonstandard units to measure length, practice using a ruler and a yardstick, compare the length of two objects, and perform estimations of length....
Growing Minds
Potato Exploration: Projects All About Potatoes!
How many potatoes tall are you? Unearth this rich resource! A reading of John Coy’s Two Old Potatoes begins a cross-curricular exploration of potatoes. Class members read, write, weigh, measure, and experiment with potatoes. Additional...
Curated OER
A Fictional History of Place Value
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Curated OER
Exploring Derivatives Using Lists
Learners explore lists and determine the derivative for that list. They use regressions to discover equations.
Curated OER
Trig Transformations
Learners investigate trigonometric function. In this Algebra II lesson plan, students explore functional notation and transformational graphing of trigonometric functions.
Mixing In Math
Mixing in Math: Growing Plants
Whether you have your class plant seeds or begin when sprouts are visible, math skills are used here to predict and track growth over time. Straw bar graphs show plant height on a given day while the graph as a whole shows changes over...
Curated OER
Dilations with Matrices
Math whizzes explore dilations. They use matrices to perform dilations centered at the origins of triangles and investigate the effect of scale factor on the size relationship between the pre-image and the image of a polygon. A link to...
Curated OER
Dilations in the Plane
Tenth graders investigate dilations and explore the dilation transformation before investigating the properties of a dilation using Cabri Jr. Students extend the concept of dilatation to the coordinate plane.
Curated OER
Application of Matrix Multiplication
The class explores a real-world application in which the data represents rental prices of beach condos. They problem solve by multiplying matrices to determine the cost of each property in each season. Several scenarios are presented in...
Texas Instruments
Is It or Isn't It Proportional
How can you tell if number relationships are proportional? Mathematicians investigate proportional relationships. They compare and contrast functions and graphs to determine the characteristics of proportional relationships, as well as...
Curated OER
All Systems Go!
Secret codes are so much fun, and a great way to practice nearly any math skill. Let your class become code breakers as they investigate inverse matrices. They use TI-Nspire technology to solve systems of equations which help them crack...
Curated OER
Murder in the First Degree - The Death of Mr. Spud
Secondary learners investigate exponential functions in a real-world scenario. They collect data on the temperature of a cooling baked potato, enter the data into lists, and graph the data using a scatter plot before finding an...
Curated OER
Multiplying Polynomials
Investigate polynomial multiplication with the TI-nspire handheld calculator. Using the applications on this calculator, learners explore multiplication of numbers, binomials, a binomial by a polynomial, and polynomials. The dynamic...
Utah Education Network (UEN)
Sensational Subtraction Centers
Engage your kindergarteners in a center-based lesson which provides experience and exposure to the connecting and symbolic levels of subtraction. This excellent lesson has many wonderful activities and handouts included for each of the...
Curated OER
Making Money and Spreading the Flu!
Paper folding, flu spreading in a school, bacteria growth, and continuously compounded interest all provide excellent models to study exponential functions. This is a comprehensive resource that looks at many different aspects of...
Curated OER
One of the Many Ways
Explore the concept of polynomials and determine the value and number of zeros for a given polynomial using the Rational Root Theorem. Then graph the polynomials and relate the number of zeroes to the degree of the polynomial.
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger...
American Statistical Association
Who Has the Longest First Name?
Name that statistic! Classmates each write their name and the number of letters in it on a sticky note to place on the board. As a class, they determine the median, mode, and range of the name lengths, and create a dot plot of the data....