Howard Hughes Medical Institute
Winogradsky Columns: Microbial Ecology in the Classroom
Winogradsky columns are ideal for observing the role of bacteria and other microorganisms in an ecosystem. This student activity guide is complete with data tables for observations and analysis questions for processing what was observed....
Mascil Project
Packaging
Wrap up an engineering lesson with a worthwhile project. An engineering design task challenges groups to develop a package for a pharmaceutical company given constraints on the volume. Learners then create a presentation to highlight...
Workforce Solutions
Reality Check
Scholars complete the Reality Chech handout that identifies their potential salary given a specific profession. Pupils examine the lifestyle options and choose what they wish to have; however, each item costs money and, depending on how...
Curated OER
Linear Systems: Projections
In this projection worksheet, students determine the projections of a given matrix. This four-page worksheet contains explanations and examples and approximately ten problems to complete.
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Greatest Decimal Game
For this decimal game worksheet, students follow a set of directions to play a decimal game, recording digits and determining who end with the greatest decimal.
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Pedal Triangles
Pupils identify the properties and theorems of triangles. In this geometry lesson, students construct angle bisectors using a compass and straight edge. They identify triangular similarity and congruency.
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Menelaus' Theorem
Students investigate Menelaus Theorem. In this geometry lesson, students calculate the area of polygons. They differentiate between boundaries point, interior points and area of lattice points.
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Ceva’s Theorem
Students prove and use Ceva's Theorem to solve problems. In this geometry instructional activity, students analyze polygons for patterns and calculate the area of each shape. They relate polygons to the real world.
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Finite Geometry
Students solve for the area and perimeter of polygons. For this geometry lesson, students identify repeated patterns and create formula to solve problems. They make conjectures and prove hypotheses.
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Linear Systems
In this linear systems activity, students explore the effect of two identical columns in a matrix on the null space of the matrix. They consider the column space of a matrix. Students compare the column space of a matrix to the column...
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Robot Ramps
Young scholars write the slope of a linear equation. In this algebra lesson, students follow a robot along a coordinate plane and create an equation to represent the ramp created. They identify the points the ramp passes through.
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Polynomials
Eighth graders investigate the concepts and combining them into polynomials. The teacher uses direct instruction for delivery. They can use Algebra to make this lesson hands-on for the benefit of kinesthetic learners.
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Numerical Analysis
In this numerical analysis instructional activity, students plot functions, predict the number of iterations, and identify the convergence criteria of the function. This two-page instructional activity contains eight problems.
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Plate Tectonics: An "Eggs"periment
Students investigate plate tectonics by observing a cracked egg shell. For this Earth science lesson, students draw borders of continents on an egg shell, only to watch it crack in a glass. Students record the breakup of the...
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99.86% - Measuring Our Sun's Mass
Students determine just how large the sun is. In this solar system lesson plan, students follow the prescribed steps to draw a box that represents the size of the sun and its mass compared to the entire solar system.
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Bouncing Ball Experiment
Students collect data for a bouncing ball and select one bounce to analyze. They explore the relationship between velocity, position and acceleration. They seek out connections between the graphs and the physical motion of the ball.
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Worksheet 22 - Spring 1996
learners examine the potential of creating the involute for a circle. They use the concept to create new parametric equations. They graph the picture for each.
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Polynomials and Factoring
Students classify, add, subtract, and factor polynomials. In this polynomials activity, students classify polynomials by creating their own system. During a discussion, the class decides on a common system. They add and subtract...
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Using Pattern Blocks and Fractions
The lesson plan includes scaffolding with the use of a teacher assistant and peer tutoring. The activity has good intentions and the set up for instruction is well thought out. However, there is not enough information in this activity to...
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Balancing the Scales: Understanding Ratios
Students are introduced to the concept of ratios. In groups, they convert sets of numbers into a ratio. After practicing, they use the ratios and proportions to solve story problems. They also calculate map distances and discover map...
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Numerical Analysis: Rates of Convergence
In this rates of convergence worksheet, students explore examples of linear, superlinear and quadratic convergence of sequences. They solve six problems involving sequence converges. This two-page worksheet contains examples and six...
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Multivariable calculus: Partial Derivatives
In this partial derivative learning exercise, students calculate the derivative of given problems and find the equation of the tangent plane to an equation. This two-page learning exercise contains five problems.
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Linear Systems: Graphical Interpretation of Vectors
In this graphical interpretation of vectors activity, students execute operations of addition and multiplication by a scalar. They sketch results and determine the commutativity of vector addition. This three-page activity contains...
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Linear Systems: Graphical Interpretation of Vectors and Linear Systems
In this interpretation of vectors and linear systems worksheet, students describe the geometric appearance of two vectors. They add the two vectors and sketch the sum as well as the vectors to determine the commutativity of vector...