Curated OER
Polygons All Around Us!
Students explore the concept of polygon properties. In this polygon properties lesson plan, students draw polygons with different numbers of sides such as pentagons, octagons, hexagons, etc. Students identify different geometric shapes...
Curated OER
Time To Measure
Third graders measure time and length. Through the use of video and technology, they explore key elements of measurement, such as units and conversion between units. They explore alternate units of measurement and apply measurement to...
Curated OER
Finding the Measure of Segments
Students observe and solve examples of betweenness, ruler postulate, and segment addition postulate. They complete the Finding the Measure of Segments worksheet using the distance formula.
Curated OER
Terrific Tessellations
Pupils explore tessellations that are found in nature and everyday objects. They observe the works of M.C. Escher. Students create their own tessellations using pencil and paper.
Curated OER
Acceleration
Students develop an understanding of velocity and to distinguish it from speed. To determine the difference between a scalar and a vector quantity. To explore how acceleration is derived from velocity and time.
Curated OER
Investigating the Idea of Tan
Fifth graders use tan to solve problems involving right-angled triangles. They solve equations of the form tan(8) =a, for a between 180 degrees and 360 degrees. They state the value of tan (8) in special cases.
Curated OER
Chart Interpretation
High schoolers study the use of a nautical chart and how to obtain information from it. They describe and differentiate the basic topographic characteristics of a chart and demonstrate the use of nautical tools used to plot fixed points...