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- Grade Range
- 9th - 12th
- Rating
Students investigate the Elimination method - an effective method for solving a system of two unknowns. This lesson provides students with immediate feedback using a computer program or online applet. Full Review »
- Grade Range
- 8th - 12th
- Rating
Students solve systems of two linear equations in two unknowns by the elimination method. After a brief review of other methods of solving, such as using a table of values and graphing, students note that these methods do have drawbacks. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students use substitution and the elimination method to solve linear systems in order to solve linear programming problems. They solve two linear programming problems. The first one, Researching Research Papers, involves three variables; the second, The Busing Problem, involves four variables. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students study evolutionary thought. They examine how characteristics are inherited and that they are a source of variation. They illustrate the perpetuation, elimination, and variation made among members of a species. They determine that something unique is transmitted from parent to offspring. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students investigate how the Doppler Effect and frequency changes are related to velocity. They compare and contrast the four different methods and use the Doppler Effect and mathematically determine velocity. They maintain a detailed data log with calculations. Full Review »
- Grade Range
- 7th - 8th
- Rating
Students practice solving systems of linear equations using the substitution and elimination methods. They determine if the system has one, infinite or no solution. Students also graph the linear equations. Full Review »
- Grade Range
- Higher Ed
- Rating
Students analyze a research report and the list of components needed in a research report and then identify those components based on a set of standards using the scientific method. They collect data which can be used for a graphical determination of density. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students are introduced to the United Nations Declaraion on the Elimination of All Forms of Intolerence and of Discrimination Based on Religion or Belief. Using the document, they discuss issues raised about the source of rights linked to one's freedom to belief in any religion. They use the Declaration to discover its relationship to the human rights framework. Full Review »
- Grade Range
- 8th - 12th
- Rating
Students are introduced to the elimination method in Algebra. As a class, they solve two linear equations with two unknowns using this new method. They discuss the positive and negative aspects of using this method to solve problems. Using the internet, they solve equations with automatic feedback. Full Review »
- Grade Range
- 4th - 10th
- Rating
Students complete a Sudoku puzzle using their math skills. After listening to the rules of Sudoku and observing a demonstration, students use the process of elimination and other methods to complete puzzles. They explore how the process of elimination can assist in test taking. Full Review »
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