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Are Fruits And Vegetables Really Made of Cells?
High schoolers design and carry out an exercise to determine if a given fruit or vegetable is composed of cells. They dissect out sections of the fruit or vegetable, prepare stained slides, and make observations under a compound microscope.
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That's the Way the Ball Bounces
Students investigate and compare the bouncing ability of the materials from which four different balls are made. They determine which material performs the best for use as a basketball. After collecting data in a small group they...
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Coat Caper
Students examine pollen and fibers taken from a garment. They analyze pollen from new hybrids and compare it to the samples from the garment then make individual conclusions concerning the specific historical authenticity of the garment.
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What are the Odds
Students predict the-outcome of an event. In this algebra lesson, students compare and contrast the probability of an event occurring. They calculate the odds of a simple event and make estimation.
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Exploring Geometric Mean
Students solve problems using geometric means. In this geometry instructional activity, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
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Exploring Geometric Mean
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
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An Introduction to Counting
Learners define the counting principle and how it relates to integers. In this algebra lesson, students add and subtract using the addition and multiplication principles. They solve problems using combination and permutations.
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The Mandelbrot Set
Students are introduced to the notion of a complex number and function iteration in order to motivate the discussion of Julia sets and the Mandelbrot set.
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Recipe Fractions
Students practice multiplying and dividing fractions by doubling, halving, tripling, etc., recipes from a cookbook.
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Let's Measure
Students discuss comparing the size of two different sets of blocks. They estimate the length of the long blocks by answering the following questions: How can you use the small blocks to find out?, and How many small blocks does it...
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DEAD MAN'S CURVE
Ninth graders, after being given a unique scenario and a task sheet on Dead Man's Curve, calculate and explain the force needed to keep a car on a curve using a set of formulas and a geometric property of circles. They utilize and create...
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Measurement Investigations 2
Students complete a number of practical measuring investigations, with an emphasis on accuracy of measuring and communication of their findings. They examine how to measure by first becoming aware of the physical attributes of objects...
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More of Carrie's Cubes
Students solve a word problem that explores the shape of a cube and ways that part of it can be colored. They discuss the problem and analyze a Rubik's cube, explore the problem using a graph, and discuss the solutions as a class.
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Creating Line Graphs
Young scholars relate data to coordinate graphs and plot points on this graph. They use minimum wage data to construct the graph. Students decide appropriate time intervals for the graphs. They share graphs with their classmates.
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Living Room Redecoration
The student calculate area and perimeter based on the dimensions of a living room. They determine the amount of supplies needed for painting and carpeting the room. Students create a portfolio of their information.
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Navigation Across the Seas
Students examine nautical navigation and discover the differences between nautical charts and other types of maps or charts. Students practice setting a course, taking a bearing, and dead reckoning. This gives students an example of...
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Quadratics: Polynomial Form
Learners determine how changes in the coefficients in a quadratic function affect its graph. They Solve a quadratic equations. Students Determine how to use the equation to determine the intercepts of a quadratic function. They...
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Quadratics: Polynomial Form
Students determine how changes in the coefficients in a quadratic function affect its graph. They determine how to use the equation to determine the intercepts of a quadratic function. Students identify the location of the intercepts...
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Calculating Surface Area
In this surface area worksheet, students find the surface are of cubes and rectangular prisms. This one-page worksheet contains 3 problems.
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Aquatic Field Data
Young scholars use laptops and sensors to measure water quality and graph their results. In this aquatics lesson plan students post their results to a website or email.
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Rockets: Kinematics or Energy?
Students construct model rockets, measure and record the height of the launch. In this creative lesson students use different methods to calculate velocity and height data from their launched rockets.
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Estimating With Fire
Pupils solve problems with percents, decimals and fractions. In this algebra lesson, students convert between fractions, percents and decimals. They estimate their answers and calculate their answer.
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Eight Volume of a Trench Problems with Explanations and Solutions
In this volume instructional activity, students answer four multiple choice and four problems solving problems regarding the volume of a trench. Examples, formulas, explanations, and answers are provided.
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Hit Me If You Can!
Students graph linear equations using slopes and intercepts. In this algebra lesson plan, students identify the slope as being positive,negative or undefined. They differentiate between different quadrants on a coordinate plane.