Curated OER
Addition and Subtraction in Center Time
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
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Replacement and Probability
Students explore sampling with and without replacement. They explore the effects on the probability of drawing a desired object. Students examine probability and the difference between sampling with and without replacement.
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Math: Divide and Conquer - Equivalent Fractions
Young scholars engage in hands-on activities and observe videos to develop fraction skills. In one activity, they create "paper pizzas" complete with original toppings. By swapping pieces, students display whole and unique-looking pizzas.
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Computer Repair and Recycle
Students disassemble and rebuild computers. In this computer hardware lesson, students learn to refurbish computers, then donate the rebuilt computers in their community.
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Prime Numbers and Factors
Students determine factors of numbers to 100 and identify prime factors; students differentiate prime and composite numbers by the factors of the numbers.
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Seeing Numbers In Tens And Ones
Second graders develop the skill of place values up to the tens place. They practice identifying the values of 2 digit numbers and writing the correlating values with counting. They use the example of money to make the lesson more...
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Math: Where Do I Put the Elephant?
Students listen to the story, "Harriet Goes to the Circus," to launch into a lesson plan on positional words, such as over, under, and behind. After clipping out and coloring pictures of circus animals, students place them into a parade...
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Investigation-Mathematical Reasoning: Tables and Chairs
Fourth graders design a table and chair arrangement. In this mathematical reasoning lesson, 4th graders place tables shaped like equilateral triangles so that they seat the appropriate number of guests.
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Converting Fractions, Decimals and Percents
Learners convert between fractions, decimals and percents. In this algebra lesson, students reduce and rewrite the same quantity three different ways. They relate percents, decimals and fractions to the real world.
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Mathematics and the Art of M.C. Escher
Learners discover the connection between Escher's art and mathematics. They give various presentations based on their study.
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Probability and Sports
Students research topics on the internet where probability is relevant. Students study statistics and probability concepts by looking at practical questions that arise in professional sports.
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Designing the Perfect Science Fair Project Webquest
Sixth graders examine the Scientific Method and define their topic of interest. Students familiarize themselves with how to utilize their resources and create note cards. Students create their written report and display of their...
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Mathematical Modeling, Circular Movement and Transmission Ratios
Students perform an experiment with different sizes of followers (from an easy to follow set of teacher directions) and record their observations. They test the rotations of the driver compared to the rotations of a follower and put the...
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Surveying: 19 Chains and 50 Links
Through an interdisciplinary lesson, emerging engineers explore the history of surveying systems. After discussing various systems, they perform surveys on printable pages. Using their geometric skills, they physically stake out plots...
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P & P "Portraits and Perspective" Digital Photography for Kids
Students use digital photography as a lesson on portraits and perspective. In this photography lesson, students explore their school grounds and take pictures using their cameras. Students' goal is to create architectural and portraiture...
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Shelves and Drawers: A Fraction Lesson
Second graders explore fractions as something shared evenly. For this fractions lesson, 2nd graders watch a video and discuss how bookcases and drawers could be divided evenly.
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Mean and Median
Students identify the different central tendencies. In this probability lesson, students create the correct type of graphs to analyze their data. They make predictions and draw conclusions from their data.
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Petroglyphs and Pictographs
Fourth graders make necklaces out of petroglyphs that they stamp into clay. In this petroglyphs lesson plan, 4th graders draw designs and explain where they come from as well.
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Force and Gliders
Learners explore physics by creating data graphs in class. In this flight properties lesson, students read the book Flying Machine and identify the force, resistance and construction necessary to keep a glider in the air. Learners...
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Let's Count! (Teachers' Page)
Learners practice counting using a website "Let's Count". They point to each object and count and pull down a tab to check their answers.
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The Trapping of Trapezoids
This is a nice hands-on activity where young geometers create trapezoids and calculate their area by looking at areas of quadrilaterals and triangles.
Teach Engineering
The Advantage of Machines
Show your students how to make their work easier. The first lesson in a series of 10 introduces the class to work and the way simple machines can be make work easier. The simple machines scholars can find in everyday items are...
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Properties Of Building Materials
Students investigate the concept of building materials and how they are used to create different things. They focus upon the availability, cost, flexibility, and strength of different building materials. This is done by taking part in a...
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Gingerbread Architecture: An Exploration and Engineering
Eighth graders design and build a gingerbread house. In this technology lesson, 8th graders research the important components of a house. They evaluate the strength of their design and suggest modifications when necessary.