Ohio Department of Education
Describing and Creating Plane Figures - Grade One
Young mathematicians draw, create, and describe different shapes using triangles. They discuss attributes of the original and created shapes. Pupils classify the created shapes and draw and write in mathematics journals to communicate...
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
Measurement: 2D and 3D
Young scholars solve volume problems. In this geometry instructional activity, the class watches a video about clean water (link provided) and individuals compare the volume of different prisms, including an actual drinking glass....
Curated OER
A Contouring We Go
Students examine the built environment and infrastructures of their community by constructing contour equipment, using the equipment, and comparing their results to current topographical maps of the same area
Liberty Union-Thurston
Equivalent Fractions
The next lesson in a math series builds off the previous one in which learners estimated fraction amounts using fraction bars. Here, pupils view equivalent fractions with unlike denominators using fraction bars. Lastly,...
Curated OER
Puck's Girdle
Fifth graders calculate the perimeters, areas, and volumes of everyday objects. They discuss the word problem involving Puck from the Shakespeare play "Mid-Summer Night's Dream," and invent and plan a method for solving the problem in...
Shodor Education Foundation
Pythagorean Theorem
Most adults remember learning about the Pythagorean theorem, but they don't all remember how to use it. The emphasis here is on developing an intuitive understanding of how and when to use the theorem. Young mathematicians explore...
Fun Stuff To Do
Square Pyramid
Your geometry learners will appreciate this net for a square pyramid. Copy, cut, and manipulate to explore the surface area or volume of a square pyramid.
Curated OER
Designing a Playground!
Students design their own playground equipment. In this design lesson, students take pictures of equipment they like and make a class pictograph of their favorite ones. They investigate the design, research equipment around the world,...
Curated OER
Integrating Math and Science
Student understanding of math concepts improves when math is integrated with science!
West Contra Costa Unified School District
Square and Square Roots
Root for your pupils to learn about roots. Young mathematicians first review the meaning of squares and square roots. They then use this knowledge to simplify square roots of monomials with variables.
Curated OER
Water Pressure Blaster
Third graders complete an experiment to introduce them to the concept of water pressure. For this water pressure lesson plan, 3rd graders create pressure in a water bottle and observe the force of water that is created.
Curated OER
How do living and non-living structures affect coral reef habitats?
Young scholars create model coral reefs showing surface area and including examples of communities. In this coral reef activity, students research and explore the functions or benefits from a coral reef. Young scholars design...
Curated OER
Measuring Angles & Segments
Students view a PowerPoint for a warm-up lesson. They practice measuring around the classroom, measuring such things as the length and width of a desk, pencil, door, and book. Students use a website to practice measuring angles.
Curated OER
Mr. Lincoln's Hat
Bring out the inner artist with this Abraham Lincoln lesson. Elementary students work on a home project creating a hat similar to Abraham Lincoln's hat. They will use geometry and measurement to create the scale of the hat, then...
Curated OER
Circles
Tenth graders explore and define the radius and diameter of a circle. In this geometry lesson, 10th graders calculate the circumference and area of a circle using real world objects and shapes. They discuss chords and lines tangent...
Exploratorium
Tired Weight
Take your class out to visit your automobile and use the tires to compute the weight of the vehicle. This is done by measuring the surface of the tire meeting the ground and the air pressure. This is a fun lesson in the relationship...
Curated OER
Finding Area and Perimeter
In this perimeter and area worksheet, students solve 12 problems in which the area and perimeter of shapes on a grid are calculated. This page is intended to be an online activity, but can be completed on paper.
Curated OER
Same Area and Perimeter
Pupils identify the shapes of different polygons. In this geometry instructional activity, students identify the same area and perimeter in shapes. They use the correct formula for the correct shape.
Curated OER
Perimeter and Area #2
In this perimeter and area instructional activity, students find area and perimeter of 9 given shapes. A website reference for additional activities is given.
Curated OER
Compare Area and Perimeter of 2D Shapes
In this area and perimeter worksheet, students compare area and perimeter of pairs of figures, determining which has either the greatest area or perimeter. A reference web site is given for additional activities.
Curated OER
Perimeter and Area
In this perimeter and area worksheet, learners find area and perimeter of 9 given shapes. A website reference for additional activities is given.
Curated OER
Incenter of a Triangle
Tenth graders explore the properties of the incenter of a triangle. In this geometry lesson, 10th graders construct a triangle and the angle bisectors of each angle. The dynamic properties of Cabri Jr. allow students to locate and...
Curated OER
Sorting Quadrilaterals
Tenth graders investigate the geometric concept of quadrilaterals. They are given a set of shapes and asked to sort the quadrilaterals from the others. Then working in pairs they discuss the characteristics and write down the description...