Virginia Department of Education
Arc Length and Area of a Sector
What do skateboarding and baked goods have in common with math? You can use them to connect half-pipe ramps and cakes to arcs and sectors. Pupils compare the lengths of three different ramp options of a skate park. They calculate the...
Utah Education Network (UEN)
Angles, Degrees, Protractors . . . Oh My!
Fourth and fifth graders make a protractor and identify various angle types. In this protractor and angle lesson, learners make their own protractor and use it to measure a variety of angles. They complete worksheets while identifying...
Bowland
Alien Invasion
Win the war of the worlds! Scholars solve a variety of problems related to an alien invasion. They determine where spaceships have landed on a coordinate map, devise a plan to avoid the aliens, observe the aliens, and break a code to...
Noyce Foundation
Which is Bigger?
To take the longest path, go around—or was that go over? Class members measure scale drawings of a cylindrical vase to find the height and diameter. They calculate the actual height and circumference and determine which is larger.
Curated OER
"Pizza"rama With Fractions!!
Young mathematicians explore number values by utilizing food as a visual aide. They discuss the differences between halves, fourths, and eighths and how they are visually represented by a pizza. Then create their own pizza in class and...
Curated OER
An Indian Village: Tepees
Students examine tipis. In this Native American culture instructional activity, students discuss tipis and their construction as they make them out of cardboard.
Curated OER
Geometric Figures
Learners compare, classify and calculate the area of geometric figures such as rectangles, squares, circles and triangles.
Curated OER
How Are Boundaries Made, Kept, Broken?
Students write a first draft of an essay reflecting their opinions of Things Fall Apart. They complete their circle diagrams, have them approved by the teacher, and write their essays. They write in their dialectical journals as they...
Curated OER
The Overlooked Regular Pentagon
Tenth graders discuss the history of geometry as it relates to pentagons. In this geometry lesson, 10th graders solve problems of a pentagon inscribed inside of a circle using ratio. They review other properties for shapes of polygons...
Curated OER
Compass Rose
Students describe the movement of the Earth as it relates to the sun. They construct a permanent compass rose and use it to find directions.
Curated OER
Understanding: Computing
Students examine how a pebble calculator works and compare it to an abacus. After a discussion on the abacus and pebble calculator and how each works, they construct their own pebble calculators. They determine how to represent...
Texas Instruments
Cabri Jr. Inscribed and Central Angles
Learners will differentiate between inscribed and central angles in this geometry lesson. They answer questions dealing with circles as they relate to inscribed triangles and angles. This assignment includes a printable worksheet.
Curated OER
Probing Our Solar System
Third graders engage in a lesson utilizing small group activities and individual work incorporating student research on space satellites, probes and international connections. They, in groups, construct information disks, timelines, and...
Curated OER
Triangles
In this triangles activity, 10th graders solve 3 extensive informal geometry problems that involve triangles. First, they sketch a triangle, selecting 3 of the sides and constructing 3 midpoints. Students then draw each of 3 medians by...
Curated OER
Why do Stars Rise in the East?
In this stars rise in the east worksheet, students use geometry to show how the Earth rotates from west to east and why celestial bodies appear to rise in the east and set in the west. Students draw a figure and label given points in...
Curated OER
Graphs
For this algebra worksheet, learners calculate the point of intersection between a circle and a straight line. There are 5 questions with an answer key.
Curated OER
Modeling Atoms
Students create an atomic model using a computer program. In this technology lesson, students identify the difference between radius and diameter. They create circular patterns and spheres based on certain specifications.
Curated OER
Big Boas of Manu
Students investigate the Boa Constrictor and other snakes of the Peruvian rainforest of Manu. They watch and discuss a video, color and construct life-size paper snakes, conduct research, and write a science journal reflection.
Curated OER
Take Home Lab: What Are Some Traits in Your Family?
Students use this following the study of pedigree designs and human genetics. Four pedigree designs are prepared of your (student's) family's genetics. They construct the pedigree representing two, three, or four generations.
Curated OER
Family Traits
Students investigate the study of pedigree designs and human genetics. They construct the pedigree representing two, three, or four generations. They investigate their family members' traits for ear lobe attachment, tongue rolling,...
Curated OER
Composition of the Atom
Students investigate the structure of the atom and its composition. In this atom structure lesson, students find the area of cut out circles and drop pens into the circles. They count the number of marks in the circles and relate their...
Curated OER
Surface area of a cylinder
Students construct a cylinder made of paper with detachable bases. Then they are taught the formulas for finding the area of a curved surface and the total surface area of a cylinder. A great hands-on approach!
Curated OER
Marine & Aquatic Habitats Activities - Creatures in the Coral
Students describe unique adaptations of organisms that live in the coral reef habitat, read various books pertaining to coral reefs and ocean life, and construct a wheel demonstrating the relationships between certain coral reef...
Curated OER
Exploring the Orthocenter of a Triangle
Young mathematicians explore the concept of triangles as they construct altitudes of triangles to find the orthocenter. Learners construct their triangles using Cabri Jr. on their graphing calculators and find that the altitudes of a...