Curated OER
Matrix Inverses
Students solve problems with matrices. In this algebra lesson plan, students find the inverse of a matrix. They calculate the determinant and solve for the identity.
Curated OER
Solving Systems with Row Operations 1
Students solve systems of equations. In this algebra instructional activity, students use matrices to solve linear equations. They use reduced row echelon-form and scalar multiplier to simplify the matrices completely.
Curated OER
Areas of Polygons
Young mathematicians calculate the area of polygons in this algebra lesson. They find the determinant as they calculate the areas for triangles and quadrilaterals. They also use scalar multiplication to find the determinant.
Curated OER
Living on the Edge
Students calculate the volume of polyhedrons. In this algebra lesson plan, students are asked to solve a complex problem. They identify the length of the edges and the volume of the shape.
Curated OER
Extraneous Solutions
Students find the roots of quadratic equations. In this algebra lesson, students solve radical equations and identify the positive and negative roots. They graph and analyze their functions.
Curated OER
Logarithmic Transformations
Using the TI calculator to visualize and make predictions, students perform transformation vertically and horizontally on logarithmic graphs in order to solve problems.
Curated OER
Birthday Problem
Young scholars identify the probability of an event occurring. Learners explore the complement of an event in finding why an event will not happen. They also explore basics of probability within algebra.
Curated OER
Analyzing Birds and Planes
Students find a variety of topics and subjects in this lesson. In the math section of this lesson, students graph linear equations and analyze their data. They solve one and two step equations to find the variable.
Curated OER
Relative Ratios
Learners discover that proportions are made up of equal ratios each containing the same building blocks. They, using the Internet, apply their knowledge of direct relationships and proportions to problems in planetary science.
Curated OER
Ohm's Law I
Students work to increase the intensity of a light bulb by testing batteries in series and parallel circuits. They analyze Ohm's Law, power, parallel and series circuits, and ways to measure voltage and current.
Curated OER
Compare Human-made Objects with Natural Objects
Students examine and observe how many human-made objects get their basic design from things in nature. They listen to the book "Nature Got There First," compare/contrast hollow bones with drinking straws, bird beaks and tool pliers, and...
Curated OER
Extendable Bonko
Students create musical instruments to see how the length effects the pitch. For this Bonko activity, students use various size tubes to create a Bonko. Students experiment to observe the difference in the pitch.
Curated OER
Race the Track! Design Challenge
Students use the design process to investigate physical science. For this force and motion lesson, design a track to achieve a specified outcome. Students complete additional experiments with speed and distance. Students...
Curated OER
Beads, Balls, and Beakers
Learners analyze the amount of space required to pack round objects. For this geometry lesson, students practice using space economically by practicing packing spheres into beakers. They then translate this concept to molecules being...
Curated OER
Human Fingerprints: No Two the Same
Sixth graders explore scientific observations by analyzing a group of data. In this fingerprint identification lesson, 6th graders identify the reasoning behind fingerprinting and create their own ink fingerprints. Students discuss the...
Curated OER
The "Heart" of the Problem
Students explore mathematical operations while studying nutrition. In this physical fitness lesson plan, students explore calories, pulse rate, and the circulatory system. Students use mathematical data to create a healthy physical...
Curated OER
The "Heart" of the Problem
Students create an exercise and nutrition program. In this interdisciplinary instructional activity, students use calculations of exercises plus their corresponding effects on the body and nutritional values of food to derive a health...
Texas Instruments
Construction Regular Polygons
Learners investigate the process necessary to construct regular polygons. They explore the degree measures of the angles in a regular polygon. Using this information and technology in the form of Cabri Jr., your pupils will construct...
Curated OER
Constructing Quadrilaterals
High schoolers investigate quadrilateral construction in this geometry lesson. They use Cabri Jr. to construct the different quadrilaterals from the quadrilateral hierarchy given minimal definitions. The lesson reinforces the difference...
Curated OER
Classifying Triangles by the Length of the Sides Using Cabri Jr.
Learners follow detailed directions to create triangles on their graphing calculator. In this properties of triangles lesson, they will create triangles on their calculators using the Cabri Jr. application. They then identify three...
Curated OER
What's the Spin?
Learners use the CABRI application for their graphing calculator to rotate, translate, and reflect triangles. They use graphing calculators and follow detailed directions to manipulate triangles in specified ways. There are three...
Curated OER
Sequences
Students solve problems using the TI. In this calculus lesson, students evaluate functions using sequences. They graph the functions on the TI and make observations.
Texas Instruments
Variables and Expressions
Young scholars solve equations by writing expressions. In this algebra activity, students identify the different values for each variable. They use the navigator to see how to solve equations.
Curated OER
Simple Inequalities on a Number Line
Young scholars solve inequalities problems. In this algebra lesson, students graph the solution of inequalities on a number line. They discuss boundaries and open or closed intervals.