Curated OER
Solving Inequalities and Graphing
Students solve and graph inequalities on a number line. In this algebra lesson, students solve using addition, subtraction, multiplication and division and graph their solutions using open or closed circles. They graph with 80%-90%...
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Polynomial Divisions
Young scholars factor polynomials and use long division t solve problems. In this algebra lesson, students find the zeros of polynomials by synthetic and long division. They perform operation using complex numbers.
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Geometric Sequences and Exponential Growth and Decay
Connect geometric sequences to exponential functions. The 26th installment of a 35-part module has scholars model situations using geometric sequences. Writing recursive and explicit formulas allow scholars to solve problems in context.
Curated OER
Line Of Best Fit: Feet & Forearms
Students actively find the line of best fit. They gather their own data and then use a calculator to find the line of best fit, as well as the equation. They see how to use the TI 81 calculator in order to find the line of best fit.
Curated OER
Fitting a Line to Data
Students work together in groups to collect data in relationship to how much water marbles can displace. After the experiment, they use the data to identify the linear equation to determine the best-fit line. They use the equation to...
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Tortillas
Middle schoolers convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they...
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Still More Lollies
Fourth graders listen to the problem to the class and think about how they solve the problem and to discuss it with their friends using number sentences in their written record of the solution.
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What's Missing?
Students practice solving very basic number sentences and recording their answers on a worksheet. Individually, they use different manipulatives to represent the sentence they solved. They also explain what steps were taken to solve...
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Stock Swaps, Variation 3
More on the fictitious takeover of the Apple Corporation by Microsoft. For this scenario, Microsoft has $28.00 per share to spare, so how many do they need to offer to make an even trade? This is an engaging problem to solve when...
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Quadratic Formula
Mathematicians determine the solutions of a quadratic function by looking at a graph. They use the quadratic formula to solve quadratic functions on their Ti-Nspire.
Curated OER
Quadratic Formula
This worksheet is part of the TI-Nspire lesson on the quadratic formula. Pupils determine the solutions of a quadratic function by looking at a graph and the discriminant. They use the quadratic formula to solve quadratic functions on...
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How Long Can You Go?
Eighth graders examine the usefulness of a line of best fit by collecting and graphing data, using a graphing calculator to determine the line of best fit, and making a variety of predictions. They watch a video, then design a...
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Inductive and Deductive Reasoning
Students use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In groups,...
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Travel the Nile
Students create a game board that lists the cities along the Nile River with markers of boats, cars, camels, feet, train, etc.
Curated OER
The Play
Students work together to solve word problems. They examine the concepts of functions and relations. They develop plans for roles in the play they are creating.
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Inequalities - Absolute Value
Students graph the absolute value of compound inequalities. Through a demonstration, students discover the meaning of absolute value. They take notes, rewrite opposites, and solve for each variable. Students complete a worksheet and...
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Patterns That Grow
Students investigate growing patterns. In this additive patterns activity, students analyze the core of growing patterns. Students extend additive patterns based on the core.
Curated OER
The effect of hunger on children and graphing
Students research the effects of hunger on society. In this Current Events lesson, students create a graph to present their findings.
Curated OER
The Numbers Behind Hunger #1
Students investigate world hunger. In this global issues lesson, students research world hunger issues using the World Food Program website. Students analyze statistics and consider how to address word hunger issues.