Curated OER
Discovering Pi
Students relate Pi to a circle. In this circles instructional activity, students identify the different properties of two dimensional objects. They relate Pi to the circumference, diameter and area of a circle .
Curated OER
Geometry Review
In this geometry math review worksheet, students respond to 37 questions that serve as a review of geometry skills.
Curated OER
Shape Matters More!
Pupils investigate shapes as the area changes while the perimeter remains the same. Students demonstrate the shape/perimeter/area relationship using simulations and physical models.
Curated OER
Living Room Redecoration
The student calculate area and perimeter based on the dimensions of a living room. They determine the amount of supplies needed for painting and carpeting the room.  Students create a portfolio of their information.
Curated OER
Pythagorean Theorem
Students explore how the Pythagorean Theorem works and how to apply it.
Curated OER
Pythagorean Theorem
Students are introduced to the Pythagorean theorem.  They use three different activities that  give students the opportuntiy to observe triangles, and use the Pythagorean theorem and practice different ways of determining areas of...
Curated OER
Algebraic Equations
In this algebraic equations worksheet, 9th graders solve 10 different problems that include solving various types of algebraic equations. First, they determine the equation of a line and solve the absolute value of an inequality shown....
Curated OER
Word Problems
In this geometry instructional activity, students read a scenario and translate it using geometric concepts to find their answers. There are 15 questions with an answer key.
Curated OER
Coordinates on a Plane
In this coordinates on a plane worksheet, 9th graders solve and complete 9 different types of problems. First, they graph the given coordinates and respond to a number of questions. Then, students find the midpoint and the length of the...
Curated OER
Count the Squares and Compare
Fourth graders construct squares and rectanges in order to help them find areas and perimeters.  They gain an understanding of area and perimeter through teacher modeling and then they construct squares and rectangles.
Curated OER
Relationship Between Area and Perimeter
In this area and perimeter instructional activity, students find the perimeter of 1 of a pair of rectangles with the same area. A reference web site is given for additional activities.
Curated OER
Exploring Length and Perimeter
Sixth graders determine the perimeter of geometric shapes with a grid at technology based resource. While looking at figures on an overhead, they determine how much border they would need to go around a figure. They also complete...
Curated OER
Around and Around We Go
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
Curated OER
Cut, Construct and Think - 6
Students identify polygons and calculate perimeter. In this geometric shapes lesson, students complete a worksheet identifying various polygons and calculating the perimeter of triangles and quadrilaterals.
Creative Educator
Dream Room Design
Junior designers brainstorm the elements that a bedroom might have, such as a bed, television, and dresser. They identify which items are needs and which are desires. They practice measurement skills in the classroom by determining its...
Curated OER
Grade 3: What Can I Make with 30 Centimeters?
Third graders create polygons with perimeters of 30 centimeters, use the centimeter grid paper to determine the area of each shape, and organize the shapes to make generalizations from the patterns they see.
Curated OER
Solve Word Problems with Geometry
In this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
Curated OER
Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape.  They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern.  Students use the pattern to predict...
Curated OER
Around the Clock
Middle schoolers discover the relationship between the circumference of a circle and its diameter. They find the length of an arc of a circle.Students use estimation strategies in real-world applications to predict results (i.e.,...
Curated OER
Cubed Containers
Learners explore volume in relation to centimeter cubes and other nonstandard units of measurement using small containers. They will use hands-on materials to practice this concept. You will need small objects and containers to set this up.
Creative Educator
Dream Room Design
Using the Twist™ application, elementary schoolers design their dream room. They follow the prescribed steps to calculate width, length, perimeter, and surface area in order to create a 2-dimensional representation of their dream room...
Curated OER
NetsS.A. of Prisms
Students build nets of three-dimensional prisms based on the dimensions they are given for hexagonal prism, triangular prism, rectangular prism. Working in groups, they use their prisms and calculate the Surface Area and Lateral Area.
Curated OER
Minimize Perimeter -- Lecture
Young scholars are introduced to the concept of perimeter.  As a class, they listen to a lecture describing the derivations of a function that describes perimeter.  They calculate the minimum perimeter of a rectangle and determine the...
Curated OER
Comparing Sizes And Shapes
Learners compare, resize, and check various shapes by size using a comparison mat from the MathKeys program. Working in pairs, they place three similar shapes on the screen and state which is the largest and smallest in area. They also...