Curated OER
Experiments with Levers
Students investigate levers. In this simple machine lesson, students study levers and the mechanical advantage of using levers. They will collect data and illustrate their systems for eight different tests.
Curated OER
Secrets of Lost Empires II -- Medieval Siege
Students design a working working model of a trebuchet and demonstrate the power of a Class 1 lever. They test their models by throwing grapes the greatest distance and raising and lowering bricks.
Curated OER
Summer Machines Activity: How Can We Move This Box of Blocks?
Students discover there's more than one way to move a heavy load. In this problem solving lesson, students use observation and problem-solving skills as they experiment with simple machines in order to transport loads.
CK-12 Foundation
Expected Value: Game of Chance
Determine whether the payoff is worth it. Pupils calculate the expected value of a game with three different payoff levels. Each level has a different probability of winning money. The scholars find the expected payoffs for each level...
Curated OER
Getting into Shape
Students identify 3-D geometric shapes through different pieces of artwork. They examine and identify segments and angles. Students act out shapes and create a piece of artwork. Additional cross curriculum activities are listed.
Curated OER
Number and Algebra: Again and Again
Students use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.