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Curated OER
Investigating Segments in a Right Triangle
High schoolers explore the concept of right triangles as they construct a right triangle using Cabri Jr. Learners find the midpoint of the hypotenuse and construct a line from the midpoint to the vertex of the right angle. They then...
Curated OER
Investigating Lengths of Segments in a Triangle
Pupils explore the midsegment of a triangle in the geometry instructional activity. They draw and measure the segment joining the midpoints of the two sides of a triangle and compare its length to the length of the third side of the...
Texas Instruments
Points, Lines, and Planes
High schoolers solve problems dealing with points, lines and planes. In this geometry lesson, students differentiate between parallel lines and planes. They find the intersection of lines and planes.
Curated OER
Equation of a Circle
Learners write the equation of a circle. In this geometry lesson, students check the solution of a coordinate pair by evaluating them. They graph the circle given the equation and radius.
Curated OER
Standard Form of Quadratic Functions
Students factor quadratic equations. In this algebra instructional activity, students identify the factors and use them to graph the parabola. They find the parameters and vertex of each graph.
Curated OER
Mixing Mixed Numbers Art/Creating Fractions
Third graders explore number values by participating in class math activities. For this fractions lesson, 3rd graders collaborate with classmates to discuss the technique of adding mix numbers while utilizing paper plates to help...
Curated OER
Roll or Slide?
Students explore models of three-dimensional shapes. In this geometric shapes lesson, students use hands-on manipulatives to explore three-dimensional shapes. Students predict whether each shape will roll or slide.
Curated OER
The "Art" of Baseball
Young scholars investigate the art of baseball. In this sports lesson, students discuss their thoughts about the sport of baseball and create a baseball word list. Young scholars use pattern blocks and drawing paper to...
Curated OER
Decimal Concepts
Fourth graders complete a journal page to review decimal concepts. In this decimal lesson, 4th graders use manipulatives to represent decimal amounts. Students complete a homework sheet related to decimal and fractional parts.
Curated OER
Native American Pebble and Pot Game
Students participate in a game using 12 manipulatives. In this addition and subtraction lesson students play a game originated by the Native Americans and look at a number of items and calculate how many are hidden....
Texas Instruments
Getting Started with Cabri Jr.
Pupils construct geometric figures using Cabri Jr. in this constructing geometric figures using Cabri Jr. lesson. They familiarize themselves with Cabri Jr. and construct segments and triangles. Your learners will use various tools to...
Curated OER
The Ambiguous Case
Students investigate the relationship of triangles with its sides and angles. In this geometry lesson, students create visual on the graphing navigator as they study triangles. They move the sides around to create different angle-side...
Curated OER
"Zero-ing" In On Integers
Learners add and subtract integers. In this integer activity, students use models to demonstrte the addition and subtraction of integers. They describe zero pairs and write steps to add and subtract integers.
Curated OER
Jelly Beans for Sale
Students connect literature (story Jelly Beans for Sale by Bruce McMillan) to math concepts. In these estimating and money lessons, students work with jelly beans, unifix cubes, pennies, nickels, dimes, and quarters, to estimate and make...
Curated OER
The Magic Pot
Second graders complete activities with the book The Magic Pot. In this comprehension instructional activity, 2nd graders read the story, answer comprehension questions, and create a storyboard. They also complete Magic Pot math by...
Curated OER
Cooking With Cuisinaires
Second graders explore fraction with Cuisenaire Rods. In this fraction instructional activity, 2nd graders recieve "recipe" cards for adding fractions. After practicing, students create their own cards then exchange with...
Curated OER
Subtraction-There's Got to be An Easier Way!
Third graders observe and demonstrate a variety of problems involving subtraction problems using mental math strategies. They discuss the base ten system and the basic concept of subtraction, and complete a variety of activities...
Curated OER
What Does Average Look Like?
Fifth graders explore the concepts of range, median, mode, and mean through the use of graphs drawn from models. They use manipulatives to represent data they have collected within their groups, and compare the differences between mode,...
Curated OER
Decimals, Percent and Scientific Notation
In this decimals, percent and scientific notation worksheet, 9th graders solve various types of problems that range from shading an indicated part of a shape to calculating using scientific notation to express their answer. They express...
Curated OER
Investigating Equations of Lines
High schoolers investigate linear equations as they use technology (Cabri, Jr.) to explore the equations of lines in slope-intercept form. The technology allows learners to manipulate the line and observe the changes in the parameters of...
Curated OER
How many isosceles Triangles Can You Find?
Fifth graders solve problems while examining a variety of isosceles triangles. In this isosceles triangle instructional activity, 5th graders examine shapes to find their characteristics. Students pay particular attention to...
Curated OER
Shapes and Introduction to Geometry
Students make a quilt. In this geometry lesson, students discuss patchwork quilts and learn some different geometric shapes and patterns that are commonly used. Students explore designs with triangles and squares and then make their own...
Curated OER
100 Patch Geometric Quilts
Students identify geometric patterns in quilts. In this geometry lesson, students view various types of quilts and identify the geometric shapes. Students construct one hundred patch paper quilts using geometric shapes.
Curated OER
Decimals in the Dugout
Learners investigate place value and decimals during baseball related activities. In this place value lesson, students explore place value with decimals. Resources are included.