Curated OER
Cell City Analogy
In this learning exercise, students will use an analogy to review the various parts of a cell.
Curated OER
Cell City Analogy
In this cell analogy learning exercise, students are given a story about a city that produced widgets. They compare this to a cell and identify the parts of the cell that are analogous to the parts of the city. They then create their own...
Curated OER
Strong as the Weakest Link
Students discover the types of stress that materials undergo. They examine how bridges and skyscrapers are built to withhold the tension. They create their own structure out of marshmallows and spaghetti.
Curated OER
Geography Action! Rivers 2001- River Puzzle
Students cut out puzzle pieces and create a healthy river by putting the pieces together in a logical order on construction paper. Students begin by placing the "source" piece at the start of the river and the "mouth" piece at the end,...
Curated OER
The New Wind Turbine
Students study the basic components of a modern wind machine. In this investigative lesson students investigate and find out if there are any wind machines in their state, how many and how much power they produce.
PBS
Pbs Teachers: Build a Model Dam
Discover the unique engineering properties of a dam by contructing a model dam using popsicle sticks, pebbles and sand.
TeachEngineering
Teach Engineering: Dam Forces
Students learn how the force of water helps determine the size and shape of dams. They use clay to build models of four types of dams, and observe the force of the water against each type. They conclude by deciding which type of dam...
TeachEngineering
Teach Engineering: Power Your House With Water
Students learn how engineers design devices that use water to generate electricity by building model water turbines and measuring the resulting current produced in a motor. Students work through the engineering design process to build...
Concord Consortium
Concord Consortium: Evolution: Natural Selection
The concept of interdependence in an ecosystem and its effect on the evolution of populations is further explored through a model of a dam. Students build a dam in the middle of the field, dividing the ecosystem in half to illustrate the...