Curated OER
Domino Puzzle
In this middle school mathematics/Algebra I activity, students use logic to solve a puzzle in which they recover the outlines of the dominos which have been removed. Answers are provided.
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Send a Gift Cryptarithm
In this cryptarithm learning exercise, students identify digits that stand for certain letters. They solve the addition cryptarithm. This one-page learning exercise contains 1 problem. The answer is provided.
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Last Will and Testament of Amanda Hugandkiss
Eleventh graders apply mathematical knowledge and reasoning skills to solve a real life problem. In this algebra lesson, 11th graders use a variety of problem solving skills to solve non-routine problems of increasing difficulty. The...
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Lines and Spaces
In this reasoning worksheet, 1st graders complete the directions provided using reasoning skills for each. Students focus on 4 problems following the given criteria to complete each.
Think Like A Programmer! Puzzlets Cork the Volcano Curriculum
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Math & Social Science
Students are given data and are to calculate averages and yearly totals of how many cars travel the Tacoma Narrows Bridge. They also make a graph of the data.
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Candy Land Math
Students order numbers and sets of objects from 0 through 10 and organize and interpret information collected from the immediate environment. They read and interpret graphs usin real objects and the computer. Finally, students sort a...
Shodor Education Foundation
Algorithm Discovery with Venn Diagrams
Here is a lesson that takes an interesting approach to analyzing data using box and whisker plots. By using an applet that dynamically generates Venn diagrams, the class forms a strategy/algorithm for guessing the rule that fits the...
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Geometric Abstraction
High schoolers create an abstract work of art that is made by repeating geometric shapes and lines, write concise instructions to reproduce the work of art and reproduce someone else's artwork via written instructions.
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Find Parabolas through Two Points
Your learners will write quadratic functions whose graphs include specific points and explore how these graphs are related to each other.
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Graphing Pendulum Results
Sixth graders set up a pendulum experiment deciding which variable to manipulate (length of string or weight on the string). They create a hypothesis, collect necessary equipment, and write out each step of their experiment. They then...
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"If you build it..."
Students utilize prior knowledge to erect and assemble a building from a drawing using spaghetti noodles and marshmallows. In this building lesson, students visualize a three dimensional structure from looking at a picture and converting...
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Shake, Rattle, and Roll
Students make an earthquake simulator and test their structure to see if it lasts through the earthquake. In this earthquake lesson plan, students make a structure and test and record the results from an earthquake simulator made out of...
Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
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Eratosthenes And Radius of the Earth
Learners calculate the radius of the earth. They use the method and data suggested by Eratosthenes. They investigate the interrelationships among mass, distance, force, and time through experimental processes.
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Handshakin'
Students investigate the concept of solving problems when given it in words and employing a wide variety of methods. They practice applying a logical sequence to find the solution to a problem while estimating possible answers to help in...
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Batter Up
Students use a variety of strategies to figure out the cost of baseball tickets. They use a combination chart, notebook notation, etc. to find the cost of their family to attend a Cardinal's game in St. Louis.
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Grab Bags
Eighth graders graph two inequalities with a single variable. They include drawing the intersection or union of inequalities on a number line. Students solve the linear equations using properties of equality and inequality. The lesson...
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Walking Home
Middle schoolers discover the formulas for calculating distance. In groups, they solve equations determine the distance in a specific amount of time. They record their answers in a chart or graph and compare them with their classmates.
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Visual Multiplication
In this math worksheet, learners practice solving the problems to introduce the concept of multiplication with countable visuals. The sheet is a teacher's guide
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Unit Perimeters and Areas
Students use Geometers SketchPad to find the area and perimeter of several shapes. In this geometry lesson, students determine area of rectangles and progress through irregular polygons. None of the referenced worksheets are included...
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One, Two, Three...and They're Off
Students make origami frogs to race. After the race they measure the distance raced, collect the data, enter it into a chart. They then find the mean, median, and mode of the data. Next, students enter this data into Excel at which time...
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Pumpkin Multiplication and Division Facts Puzzle
Fifth graders practice multiplication and division facts while completing a pumpkin coloring sheet. For this multiplication and division lesson, 5th graders color based on the answers and the color key.
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Monkey Subtraction
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.