Curated OER
Recycling of Plastics
Students separate plastics according to their densities, develop a method for separation and identify variables in an experiment and a fair test, changing only one variable at a time for a fair comparison. After testing, they develop a...
Curated OER
Ocean Stratigraphy Challenge
Students are asked to explain the sequence of rock and sediment types and to devise an experiment to test this hypothesis. It is intended for students with some prior knowledge of oceanography, sedimentary geology, and plate tectonics...
Curated OER
The Sun
Third graders examine basic information about the sun and its relationship to the solar system. They conduct Internet research and complete a WebQuest about the sun. Students then create a seven question true or false quiz using...
Curated OER
Save the Planet!
Third graders explore the Recycle City Web site. They examine ways to save the environment. They write a short interview between a news reporter and an environmental expert. They practice acting out their news report.
Curated OER
Rocketry in Motion
Students investigate why a balloon flies in one direction as air escapes in the opposite direction, which helps them understand the nature of rockets and fireworks. Individually and in teams, students conduct research to create a...
Curated OER
The Cuisenaire Four-Pan Algebra Balance: Limitations and Suggestions
Learners illustrate the concept of balancing equations using a Four-Pan Algebra Balance. In this balancing lesson, students visualize why it is necessary to add or subtract the same quantity on both sides of an equation when solving...
Curated OER
Literacy in Content Areas: Think Aloud
Fifth graders examine the "think aloud" reading strategy. In this reading strategies lesson, 5th graders apply the think aloud strategy to solving word problems in math.
Curated OER
Answer to April 2007 Problem
In this math worksheet, learners analyze the winner of a mathematician's puzzle and try their hand at the game. This is a matching worksheet where the students review their statistics skills as well as basic math skills.
Curated OER
Breaking News English: Sudanese Peace, South Sudan Created
In this English worksheet, students read "Sudanese Peace, South Sudan Created," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Numerical Determination of Drag Coefficients
Students create a video of an object falling with a drag. In this physics lesson, students calculate drag coefficient using data from Logger Pro. They calculate velocity and acceleration of the object.
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.