Curated OER
Who Plays What?
Ninth graders divide in pairs 3 cards with the words possible, impossible and certain on them. Ask questions of the class and get the students to hold up the word that describes the event (for example) Tomorrow it will snow. You have...
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Strawberry Milk
Students work in groups or alone to solve the problem. They use a systematic approach to get all possible answers. They report back to the class with solutions. They may extend their studying using a crate with room for 9 bottles.
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No-Three-In-A-Line Again
Learners interpret information and results in context while using words and symbols to generalize patterns. They use symmetry and angle properties of polygons to solve practical problems and identifying invariant properties under...
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No-More-In-A-Line
Students and teacher discuss square windows and their symmetry. Students work on the problem given and discuss any difficult ideas. They work in groups to use a systematic approach to get all possible answers.
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Math Analogies
In this math analogy learning exercise, students complete the analogy by writing in the last item based on the relationship between the first two items.
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Number and Operations- Using Gift Certificates
Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning lesson plan, students use base 10 blocks as money and calculate how much money they have.
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Brothers and Sisters
In this deductive reasoning worksheet, students use 7 clues to determine the ages and relationships of 8 people. The page opens to the answer sheet.
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Numerical Word Search
Students solve a cross number puzzle. For this numerical word search, students find the answers to 10 math expressions. They locate each answer in the cross number puzzle.
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Cross Number Puzzle
In this math activity, learners solve a puzzle that uses numbers in a crossword type puzzle. The sheet is intended to be a teacher's guide.
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The Five Houses
In this deductive reasoning worksheet, students use clues to tell the nationality, beverage, snack, house color and pet of five people.
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Quotable Puzzles
In this algebra puzzle worksheet, students evaluate 25 different expressions using the values provided for a, b, c, x, y, and z. They then match the answer to the correct letter of the alphabet and use the letters to solve the quotation...
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Integer Magic Squares
In this math instructional activity, learners find the values along the diagonals using integers to become the sum known as the magic number.
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Multiplication Algorithm (1)
Third graders in a 3rd grade math class make connections from prior instruction and mastery to solve problems in new learning situations. Using logical thinking and prior knowledge to solve current math problems is the focus of this...
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The Farmer's Sheep
Students use problem solving skills, logical thinking, and their ability to work sequentially in order to solve an algebra problem. They listen to the problem read aloud by the teacher and devise a plan in order to solve the problem.
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Adam's Watch
Third graders use their watches to tell the time while the teacher lists their responses on the board along with the reasons for them (set incorrectly, gain/lose time). They solve the problem in pairs and focus their thinking on the...
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Cloudy With A Chance of Meatballs
Third graders use a variety of information resources to identify local environmental issues and examine the ways that people have tried to solve these problems. They read "Cloudy With A Chance of Meatballs" and create a list of three...
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Legs in the Barn
Students listen to the problem being read. They then brainstorm possible approaches and are encouraged to plan ways of recording their work so that others examine what they have done and share their findings.
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Dumptown Game
Students engage in an interactive play scenario. They are the new managers of a fictional city and live in a place where nothing is recycled. Students are faced with various problems that need to be solved. They work together to propose...
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Finding Satisfactory Solutions
Students explore the creative aspects of problem-solving and practice creative problem-solving strategies in the context of a story problem. They decide where to locate ice cream stands in a town so that no one has to travel too far to...
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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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The Diagonal Of A Box
Students solve problems using the pythagorean theorem. They use critical thinking skills in order to use a systematic process to solve the problem. Upon solving each problem the uniqueness of the lesson is asking students to give an...
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The Farmer's Sheep II
Fourth graders listen to the story of a farmer who only likes to be able to see nine sheet from his window. His wife has brought him another sheep - what now? They work together in pairs to solve the problem and share solutions.
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Lollies, Lollies, Lollies
Learners listen to the problem read to them. They answer some simple questions using number sentences. They then compose a written record of the solution and share their approaches used.
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Find the Index Case
Students investigate the tracking of viral diseases. They view experiments that compare the genome of the virus known to cause the disease from different areas. Students analyze how these scientists try to figure out the relationships...