Geometry

Plane Geometry

BACK TO:
RESOURCE GRADE LEVEL MEDIA TYPE
Building a Fence

Building a Fence

In this Cyberchase video segment, Harry must build a rectangular fence in his grandmother's backyard using fencing of various sizes. OER Level

3-6

Video

Calculating Rectangular Area

Calculating Rectangular Area

In this video segment from Cyberchase, the CyberSquad measures Judge Trudy's land claim by using tarps, fence posts and a grid made with rope. OER Level

3-6

Video

Comparing Regular and Irregular Areas

Comparing Regular and Irregular Areas

The CyberSquad proves that the area of Hacker's land is equal to the area of Judge Trudy's land in this video segment from Cyberchase. OER Level

3-6

Video

Crack Hacker's Safe

Crack Hacker's Safe

In this Cyberchase interactive, select the color, number, and shape of the next term in the pattern.

3-5

Interactive

Directions to Hen Rock

Directions to Hen Rock

The CyberSquad has to deal with angles and distances to locate a treasure chest in this video segment from Cyberchase. OER Level

3-6

Video

Finding the Circle's Center

Finding the Circle's Center

In this video segment from Cyberchase, the CyberSquad must find the exact center of a circle in order to save Motherboard. OER Level

3-6

Video

Finding the Intersection

Finding the Intersection

In this Cyberchase video, Inez and Digit identify the location of the transformatron using their knowledge of parallel and intersecting lines. OER Level

4-8

Video

Graphing in Quadrant 1 in the Coordinate Plane

Graphing in Quadrant 1 in the Coordinate Plane

Students are introduced to graphing on the coordinate plane, in the first quadrant, using (x, y) coordinates.

4-7

Lesson Plan

Hexagons

Hexagons

In this video segment from Cyberchase, the CyberSquad tessellates hexagons to finish crossing the lava river. OER Level

3-5

Video

Introduction to Angle Measure

Introduction to Angle Measure

Students are introduced to angles, learn their definitions, how to name them, and the idea of measuring angles. They also learn the number of degrees in a circle, a half-circle and a quarter circle.

3-6

Lesson Plan

Investigating Tessellations Filling 2-D Space

Investigating Tessellations Filling 2-D Space

Students explore tessellating, the arrangement of shapes that can fill a plane with no overlaps or gaps.

2-5

Lesson Plan

Measuring Area

Measuring Area

Students calculate the areas of polygonal figures. They use hash marks to create square units and to count the units, including half-units.

3-6

Lesson Plan

Measuring Different Lanes on the Track

Measuring Different Lanes on the Track

In this video segment from Cyberchase, Bianca competes in her first track meet, but doubts the fairness of starting further back in the inside track lane for a 200 meter race. OER Level

4-8

Video

Measuring for an Exact Fit

Measuring for an Exact Fit

In this Cyberchase video segment, the CyberSquad must figure out how to construct rectangular lids to fit precisely on two different boxes. OER Level

3-6

Video

Perimeter and Area Together

Perimeter and Area Together

Students recognize that rectangles can have the same perimeters but different areas. They are asked to calculate the perimeters and areas of different rectangles and understand the concept of maximum area.

4-7

Lesson Plan

Plotting Pairs of Coordinate Points in All Four Quadrants to Construct Lines

Plotting Pairs of Coordinate Points in All Four Quadrants to Construct Lines

Students learn about and practice graphing, plotting points, drawing line segments, and finding the coordinates of points of intersection.

5-8

Lesson Plan

Predicting the Angle of a Bouncing Ball

Predicting the Angle of a Bouncing Ball

In this Cyberchase video segment, the CyberSquad is trapped in an icy cave. In order to escape, they must use the principles of a bouncing ball to transport a key from one side of the icy cave to the other. OER Level

3-6

Video

Properties of Circles

Properties of Circles

Students practice circle geometry by learning to draw a perfect circle using a radius and finding the center of a circle by folding it into quarters.

3-5

Lesson Plan

Relating to Metric Measurement

Relating to Metric Measurement

Students become more familiar and proficient at metric unit measurement by examining measurement and predictions concerning indoor tracks (200 m) and outdoor tracks (400 m).

4-7

Lesson Plan

Skate-Off: Final Round, Inez vs. Rimm

Skate-Off: Final Round, Inez vs. Rimm

In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes. OER Level

4-8

Video

Skate-Off: Round One

Skate-Off: Round One

In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes. OER Level

4-8

Video

Skateboarding

Skateboarding

In this video segment from Cyberchase, Bianca gets injured while skateboarding, so her friend brings her a device to use to reach objects while she's recovering in bed. OER Level

4-7

Video

Squares

Squares

The CyberSquad builds a raft out of squares in order to cross a river in this Cyberchase video segment. OER Level

3-5

Video

Tangrams

Tangrams

In this Cyberchase interactive game, use tangram puzzle pieces to create a variety of shapes. OER Level

3-6

Interactive

Triangles

Triangles

In this video segment from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava. OER Level

3-5

Video

Tricking Hacker

Tricking Hacker

In this video segment from Cyberchase, the CyberSquad must reclaim the Totally Rad Ring by measuring its radius to create a perfect duplicate. OER Level

3-6

Video

Two Points Determine a Line

Two Points Determine a Line

In this video segment from Cyberchase, Digit must make a straight line between the two points and then follow the path created. OER Level

4-8

Video

Two Sightings, Different Information

Two Sightings, Different Information

Jackie and Matt are looking at the same object along two different lines, in this video segment from Cyberchase. OER Level

4-8

Video

Using a Coordinate Grid

Using a Coordinate Grid

In this Cyberchase video segment, the CyberSquad must locate each other using a map’s grid to construct a coordinate system using letters and numbers. OER Level

4-8

Video

Varieties of Quadrilaterals

Varieties of Quadrilaterals

Students learn to classify quadrilaterals, including trapezoids, with a focus on different types of parallelograms. They learn the relationships among rectangles, squares, and rhombuses as different types of parallelograms.

4-7

Lesson Plan

Wallpaper and Tessellations

Wallpaper and Tessellations

Students practice making tessellations from regular and irregular objects as well as become acquainted with the concept of congruence.

2-5

Lesson Plan

Wallpaper Tessellations

Wallpaper Tessellations

In this video segment from Cyberchase, Harry uses tessellations to wallpaper his apartment. OER Level

3-6

Video

What's a 360?

What's a 360?

In this Cyberchase video segment, Harry tries to snowboard and learns how to measure and identify many common angles. OER Level

3-6

Video