Curated OER
Cafeteria Mayhem
Pupils design a cafeteria floor plan. In this area and perimeter lesson, groups create an efficient lunchroom layout on poster board by using geometric shapes and formulas as the basis for their designs. In the accompanying writing...
Curated OER
Exploring Geometric Mean
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
Pennsylvania Department of Education
Tetrominoes and Translations
Students explore geometry by participating in a pattern identification activity. In this tetrominoes lesson, students define the characteristics of congruent and symmetrical shapes. Students practice translating shapes across quadrants...
Curated OER
Euler Characteristic
Pupils identify the different properties of Euler's Characteristics. In this geometry instructional activity, students identify the shape and surface a polygon. They relate the concept of Euler to solving real world problems.
Curated OER
Inscribed Quadrilaterals and Parallelograms
Students differentiate between inscribed quadrilaterals and parallelograms. In this geometry lesson, students identify the shaped of the polygons when it is inscribed inside of a circle. They calculate the missing angles of the inscribed...
Curated OER
Length, Perimeter, and Area
Students explore the concepts of length, perimeter and area. Students develop an understanding of length, perimeter, and area. Students calculate the area and perimeter of random shapes and calculate the area and perimeter of a triangle...
Curated OER
Geometry in Tessellations
Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...
Curated OER
The Ruler, The King of Measurement
First graders learn how use a ruler to measure common items. In this measurement lesson, 1st graders examine the numerical markings on rulers and learn that each number stands for a unit of measure. They measure 5 classroom items after...
Curated OER
Mother Nature Pattern Maker
Students in a teacher education program enhance their awareness of patterns. They discover how to support their students in developing this skill in mathematical terms. They role play the role of a K-2 student and collect images from...
Curated OER
Rotations and reflections
In this rotations worksheet, students complete problems having to do with shapes and their rotations, reflections, symmetry, translations, and more. Students complete 6 problems.
Curated OER
Equilateral Triangles
Students examine the attribute of equilateral triangles. In this equilateral triangle lesson plan, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.
Pennsylvania Department of Education
Extending Pattern Understandings
Young scholars use shapes and manipulatives to demonstrate patterns. In this patterns lesson plan, students also break up patterns to identify a pattern unit.
Curated OER
Fun Creative Activities that Teach Math
Students have fun with math. In this math skills lesson, students collaborate to solve the problems presented in this interactive lesson. The problems pertain to geometry, measurement, probability, number sense, and algebra.
Curated OER
Hexagon Island
Students identify different polygons. In this geometry activity, students name polygons using the number of sides. They calculate distance and slopes using the correct formula.
Curated OER
Effect of Transformations on Coordinates
In this effect of transformations on coordinates worksheet, students determine the coordinates of 4 geometric shapes on a grid after a given transformation.
Curated OER
Transformations and Translations
In this transformations/translation worksheet, students draw transformations based on shapes and vectors of given translations. A reference web site is given for additional activities.
Curated OER
Geo Jammin' - Day 3, Lesson 9: Attribute Attitude
Second graders read poetry and build their vocabulary through use of the puppet Geo George.
Curated OER
Geo Jammin' By DeSign - Day 3, Lesson 13: Reflections
Students use current knowledge to predict the meaning of line of symmetry. They explore symmetry using mirrors.
Curated OER
Shape Makes a Difference!
Students learn the difference between perimeter and area by watching a video and a hands on activity.
Curated OER
Pasta Research
Third graders read the story STREGA NONA together as a class and discuss what they know about pasta. They each receive pieces of pasta to glue down on construction paper and write beneath each one what they think it looks like.
Curated OER
3-D Beginning Graphs
Pupils explore the concept of big and small. They collect objects from the classroom, sort them by size, and create a graph using Duplo stacking blocks.
Curated OER
Classifying Polygons
Seventh graders participate in a polygon hunt. In this polygon lesson, 7th graders examine how polygons are alike and different. Students create a Venn diagram and label the sorting circles. Students work in cooperative groups to sort...
Curated OER
Drawing Lewis Structures
In this drawing Lewis structures worksheet, students read about the 5 steps taken to draw Lewis structures for atoms and molecules. These include identifying the valence electrons, placing pairs of electrons between atoms to be bonded,...
Curated OER
Present Hunt
In this game students move around a game board by spinning a spinner and moving to the next place on the board whose shape matches the one they spun.