Curated OER
Angle Exploration and Classification
Students compare and contrast angles and identify them as acute, obtuse, right, or straight angles. They create rays and angles using uncooked spaghetti, read and discuss key vocabulary terms, and complete a variety of geometry worksheets.
Curated OER
Invest In Yourself
Students learn about budgeting, saving, dept, financial management, opportunity cost, and self-regulation. For this financial management lesson, students apply their knowledge of finance components and create their own web based plan...
Curated OER
A Geometry Worksheet - Similar Triangles
In this similar triangles worksheet, students find the scale factor of 6 sets of similar triangles. Students find the scale factor of two similar triangles given a sketch with measurements. Students use proportions to find a missing side...
Curated OER
6: Adding with Negative Numbers
In this adding negative numbers activity, students solve three multi-part short answer problems. Students add negative integers. Students evaluate addition and subtraction expressions for given values.
Curated OER
Arthur Young and the President
High schoolers work with NASS data by converting it into prose. For this historical agriculture information lesson, students read about how George Washington communicated information about crop yields, livestock, and land values. They...
Curated OER
Equations Analysis Test Song Title
In this probability worksheet, 4th graders figure words to a song using the beginning letters. There are 10 different letters to decipher with an answer key.
Curated OER
Distance, Scientific Notation
Students calculate the distance of two objects, and rewrite numbers using scientific notation. In this algebra instructional activity, students solve linear equations and plug the values back into the equations to check their answers....
Pennsylvania Department of Education
Dividing with Fractions
Fifth graders explore the strategies to solve word problems using multiplication and division. In this problem solving lesson, 5th graders recognize the relationship between multiplication and division to solve problems. Students view...
Pennsylvania Department of Education
Use Order of Operations to Evaluate Expressions—No Grouping Symbols
Students identify and explain different types of data collection and graphs. For this graphs and data collection lesson, students record their observations of a variety of data collection tools and graphs displayed in the room. Students...
Curated OER
Nim: A Game Played All Over the World
Students participate in a European subtraction game. In this subtraction lesson, students use pebbles to demonstrate different subtraction strategies. The students use a deduction strategy to be the first one left with no pebbles.
PHET
My Solar System
Orbit diagrams appear to be a work of mathematical art. The simulation helps scholars build their own systems of planets, stars, moons, etc., to observe their orbits. By altering their positions, velocities, and masses, a variety of...
Curated OER
Understanding language registers as a means to more effective communication
Students become familiar with registers of language through class discussion and exposure to examples of a common fairy tale written in two different registers. Working in small groups, students then translate a story into two different...
Curated OER
Volume of a Stair-Step
Sixth graders calculate the volume of a stair-step. In this volume lesson, 6th graders apply their knowledge of the formula for finding volume. They practice their use of math language since this lesson is presented in a Japanese...
Curated OER
Fishing for Points TI-83/83 Plus
Ninth graders investigate the Cartesian coordinate plane. In this Algebra I lesson, 9th graders explore the coordinates of a drawing of a fish and examine the effects of moving the drawing on the ordered pairs. Students predict the new...
Curated OER
Geometry: Flip, Turn or Slide?
In this geometry instructional activity, students check either flip, turn or slide next to a letter to determine which has been done to it. A reference web site is given for additional activities.
Curated OER
Geometry Standardized Test Practice
In this angles and figures review activity, 10th graders solve and complete 39 different multiple choice problems. First, they find the length of a line between two given points. Then, students name the type of transformation and the...
Curated OER
Writing Equations of Circles
In this writing equations instructional activity, students examine given information and write the equation of a circle in standard form. This four-page instructional activity contains 30 problems. Answers are provided on the last page.
Penguin Books
Educator's Guide: The Da Vinci Code by Dan Brown
Dan Brown's The Da Vinci Code is filled with secrets. Help readers find the clues, solve the riddles and puzzles, and unwrap the mysteries with a six-page guide that includes before, during, and after reading discussion questions and...
Curated OER
Transformation Trio
Students identify the transformation and rotation of polygons. In this geometry lesson, students use picture to perform rotation, reflection and transformation. They identify the coordinate points of the new transformation.
Curated OER
Lines of Symmetry
Fourth graders demonstrate lines of symmetry using polygons, pentominoes, and block letters of the alphabet. They describe, identify, and analyze characteristics and properties of geometric shapes.
Curated OER
Determine the Coordinate of Transformations
Young scholars investigate transformation on a coordinate plane. In this geometry lesson, students identify pairs of coordinates and their location on the grid. They perform rotation and reflection of each polygon.
Curated OER
Terrific Tessellations
Students explore tessellations that are found in nature and everyday objects. They observe the works of M.C. Escher. Students create their own tessellations using pencil and paper.
Curated OER
Tessellations
Students identify shapes that will tessellate. They construct a tessellation using transformations. Students identify transformations in tessellations. They identify applications of transformations such as tiling and fabric design.
Curated OER
Symmetries in Quadrilateral Tilings
Students analyze symmetries of quadrilateral tilings and discover how various types of symmetries, used alone or in combination, can generate the same pattern in more than one way.