Curated OER
Math: Equal Area Triangles
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
Curated OER
Introduction to Light
Students study the basic structure of the atom. In this chemistry lesson, students explain how colors relate to energy that electrons emit. They calculate energy of the emitted photons.
Curated OER
Chemistry: Balancing Chemical Equations
Eighth graders practice balancing chemical equations. In this chemistry lesson, 8th graders explain why it is necessary to balance equations. They complete practice worksheets individually.
Pennsylvania Department of Education
Introducing the Coordinate Plane
Fifth graders practice using estimation. In this estimation instructional activity, 5th graders add, subtract, multiple, and divide using whole numbers, fractions, and decimals. Students decide upon instances when estimation is more...
Curated OER
Meet the Polygon Family
Fourth graders investigate regular polygons. In this regular polygon lesson, 4th graders explore the attributes of different polygons. Students work in groups to complete a KWL chart regarding polygons.
Curated OER
Pattern Using Unit Cells
Students explore the pattern of the unit cell. In this science lesson, students color the unit cells on a worksheet and create a pattern using unit cells.
Curated OER
Grasping Geometry
Learners investigate geometric shapes in their environment, make a geometric design, and write paragraphs describing the design.
Curated OER
Speaking Geometrically
Fourth graders are introduced to the vocabulary needed to identify the attributes of two and three-dimensional figures. They work together to create a word wall, which contains the geometric terminology being learned.
Curated OER
Math & Social Science
Students are given data and are to calculate averages and yearly totals of how many cars travel the Tacoma Narrows Bridge. They also make a graph of the data.
Curated OER
Missed The Boat
Students complete time and distance problems. Using appropriate problem solving strategies, students determine when a helicopter will catch a cruise ship. Students write a summary of their solution process. They complete a graph to...
Curated OER
Paint Plus
Using the computer and the Paint program, Students explore the different tools available in the paint program, and then create a picture showing two sets of pictures and an equation.
Curated OER
Speed + Graphing = Winners!
Fifth graders take addition timed tests every day for a two week period. Using the data from the timed tests, they create a bar graph using Microsoft Excel computer software, a personal bar graph using graph paper and colored pencils,...
Curated OER
Mixing Colours
Students explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to percents.
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Young scholars explore fact families. In this math lesson, students use links to model a fact family. Young scholars solve addition and subtraction problems.