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Worksheet
Curated OER

Guess a Birthday

For Students 4th - 12th
In this birthday worksheet, students perform given algorithms.  Upon performing all problems correctly, the student's final answer will be his/her birthday.  This one-page worksheet contains 8 problems. 
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Worksheet
Curated OER

Vectors

For Students 9th - 11th
In this geometry worksheet, students investigate vectors. They add, subtract and identify the magnitude of each vector. There are 4 questions with an answer key.
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Lesson Plan
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Patterns That Grow

For Teachers 3rd - 5th
Students investigate growing patterns. In this additive patterns activity, students analyze the core of growing patterns. Students extend additive patterns based on the core.
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Lesson Plan
Curated OER

If You Can’t Stand the Heat

For Teachers 9th - 12th
Students design and build their own solar cooker. In this math instructional activity, students determine the relationship between the angles of the sun, reflection and cooking time of the solar cooker. They test their project, collect...
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Lesson Plan
Curated OER

Writing a Number Sentence

For Teachers 3rd
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
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Lesson Plan
Curated OER

Misleading Graphs

For Teachers 3rd - 5th
Students explore number relationships by participating in a data collection activity. In this statistics lesson, students participate in a role-play activitiy in which they own a scrap material storefront that must replenish its stock....
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Lesson Plan
Curated OER

3c and 5c Stamps

For Teachers 8th - 11th
Students explore multiples of consecutive numbers. Given a real life situation, students devise and use problem solving strategies. Students describe what it means for a sequence to carry on to infinity. They locate patterns in...
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Worksheet
Curated OER

Round to the Nearest Whole $

For Students 3rd - 4th
For this rounding money worksheet, students identify the money amounts in each examples and round to the nearest dollar for the 10 examples.
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Lesson Plan
Curated OER

Problem Solving in Mathematics

For Teachers 7th
Seventh graders discover that there are multiple strategies to be used in problem solving. They explain a problem solving situation in their own words and determine a possible strategy for solving the problem.
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Lesson Plan
Curated OER

Code Breakers

For Teachers 6th - 8th
Students collect data and make a frequency table, change ratios into percents, and analyze data to make predictions.
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Worksheet
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"Ozymandias" Theme of Art and Culture

For Students 10th - 12th
In this "Ozymandias" worksheet, students discuss the theme of the poem and the symbol of the statue as all kinds of art.  Students find the relationship between the sculpture and the fate of other arts.
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Lesson Plan
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Using Representations to Model Problems

For Teachers 5th
student make predictions or draw conclusions based on physical and visual representations of profit and sales. They model problems with physical materials and visual representations, and use models, graphs and tables to draw conclusions...
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Lesson Plan
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Four Fours Challenge

For Teachers 2nd
Second graders look at the number patterns created when tins are stacked in different arrangements. The aim of the unit is for students to keep track of the numbers involved by drawing up a table of values. They are then encouraged to...
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Lesson Plan
Curated OER

Impossible Graphs

For Teachers 6th - 8th
Students distinguish between possible and impossible graphs of functions, and to learn why some graphs are impossible. They have practiced plotting functions on the Cartesian coordinate plane
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Lesson Plan
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The Old Chicken Run Problem

For Teachers 6th
Sixth graders apply problem solving strategies to work with a real life situation in which they need to determine the area. They determine the area of chicken runs that are rectangular in shape when give a partial perimeter.
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Lesson Plan
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Time Problems

For Teachers 9th - 12th
High schoolers make sensible estimates and check for reasonable results. They also solve problems with positive and negative integers using practical activities or models as needed.
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Lesson Plan
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Calculating Range for a Constant Velocity

For Teachers 7th - 8th
Students read an explanation from the NASA Web-based "textbook", The Beginner's Guide to Aerodynamics, then use the information in combination with data from other Web sites to solve single variable equations for distance (range), time,...
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Lesson Plan
Curated OER

Points

For Teachers 3rd - 5th
Students listen to Gill's story and determine how many number points she has. They then find the number of points their own name has and get into groups where all the name points are the same.
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Lesson Plan
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Triangular Numbers

For Teachers 3rd - 6th
Students are introduced to the problem and brainstorm ideas for approaching the problem and keeping track of what has been done. They work in pairs and share their answers, explaining their reasoning.
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Lesson Plan
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Peter's String

For Teachers 4th - 6th
Students are introduced to the math problem and consider how they could approach it. In pairs, students investigate Peter's conjecture in any way they see fit. They then share their answers with the class.
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Lesson Plan
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Karen's Tiles

For Teachers 7th - 9th
Students investigate how perimeter changes as area changes to see the relation between area and perimeter for similar shapes. They then students answer the question if the area of the rectangle increase, does its perimeter have to increase?
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Lesson Plan
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Are You Absolutely Sure of the Value?

For Teachers 7th
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.
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Lesson Plan
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Learning by Sorting

For Teachers K - 2nd
Students sort Lego Duplo pieces after determining the attributes to classify them by. They work in pairs to sort a group of Duplo pieces and explain their process to others.
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Lesson Plan
Curated OER

Equation of State Problem Set

For Teachers 9th - 12th
Young scholars demonstrate their understanding of the equation of state by computing the gas constant from air properties. They use online research tools and apply integrated math problem-solving strategies to solve problems outside the...