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Printables
Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics include...
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Worksheet
Curated OER

The Magic Square

For Students 6th - 8th
In this math learning exercise, students convert the sixteen values into scientific notation. Then they find the answers in the right-column to fill in the Magic Square with its letter.
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Worksheet
Curated OER

Matrix Multiplication

For Students 10th - 11th
In this matrix multiplication worksheet, students multiply matrices containing two to ten terms. Explanations and examples are provided prior to the exercise. This five-page worksheet contains ten problems.
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Worksheet
Curated OER

Adding and Subtracting Matrices

For Students 9th - 11th
In this adding and subtracting matrices worksheet, students add 2 sets of matrices and subtract one. They are introduced to the rules of adding and subtracting matrices.
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Lesson Plan
Curated OER

Linear Systems and Echelon Forms

For Teachers 11th
Eleventh graders define various types of linear systems and three types of solutions. In this linear system and echelon forms instructional activity, 11th graders solve a linear system using elementary row operations. Students also...
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Lesson Plan
Curated OER

Graphing Game

For Teachers 6th - 7th
Learners explore the concept of graphing ordered pairs. In this graphing ordered pairs lesson plan, students work in teams to play a version of Connect 4. Learners use a Cartesian grid with values -4 to 4 as their Connect 4 board....
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Worksheet
Curated OER

George Island: Logical Thinking

For Students 8th - 10th
In this logical thinking worksheet, students read a story about George Island. From the clues that are given, and the diagram, they determine who lives in what house on George Island. Students use their logical thinking skills to solve...
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Lesson Plan
Curated OER

Matrix operations and Matrix Inverses

For Teachers 11th
Eleventh graders study how to combine like vector's that are matrices. In this matrix operations worksheet, 11th graders combine matrices linearly and define the matrix-matrix product and its properties. Students also study matrix...
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Lesson Plan
Curated OER

Little Magic Squares

For Teachers 2nd - 4th
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.
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Lesson Plan
Curated OER

No-More-In-A-Line

For Teachers 5th - 6th
Learners 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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Worksheet
Curated OER

The Adventures of Tom Sawyer: Magic Square Vocabulary

For Teachers 7th - 10th
Before getting too far into The Adventures of Tom Sawyer, support your learners by introducing and practicing some vocabulary that might be unfamiliar to them. The vocabulary exercise here includes 16 words from the third and fourth...
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Worksheet
Curated OER

Math Who Am I? Worksheet 3

For Students 3rd - 4th
In this math who am I activity, students read geometric shapes and math terms clues, fill in the blanks, and check their answers by circling each third letter in boxes with answers. Students write eight answers.
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Lesson Plan
Willow Tree

Weighted Averages

For Students 8th - 11th Standards
Mixtures, weighted percentages, and varying speeds make problem solving difficult. The resource give learners a strategy for tackling these types of problems effectively. 
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Worksheet
Curated OER

Periodic Table Notes: Determining # of Shells and Valence Electrons

For Students 7th - 12th
Although the directions say to view a PowerPoint, it is not necessary in order to complete this assignment. Six fill in the blank questions survey the periodic table of elements. A chart follows in which, given the element symbol, young...
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Assessment
Inside Mathematics

Magic Squares

For Teachers 9th - 12th Standards
Prompt scholars to complete a magic square using only variables. Then they can attempt to solve a numerical magic square using algebra. 
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Lesson Plan
Curated OER

Making Arrays

For Teachers 4th - 5th
In this making arrays worksheet, pupils, working with a partner, study and calculate how to make arrays by completing six exercises.
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Lesson Plan
Curated OER

Where's the Period in the Periodic Tables?

For Teachers 8th - 12th
Students investigate the Periodic Table of Elements. The teacher is provided with the necessary background information to complete the lesson. Students practice matching the element symbol to its place on the chart.
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Worksheet
Curated OER

Math Club #24: Magic Shapes

For Students 7th
In this magic shapes learning exercise, 7th graders work in groups to solve 9 magic square puzzles requiring logic and problem solving.
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Lesson Plan
Curated OER

Elements of Chemistry: The Periodic Table

For Teachers 9th - 12th
Students examine the atomic structure of elements.  In this chemistry lesson students organize elements of the periodic table according to their atomic mass, and compare their order within the periodic table. 
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Lesson Plan
Curated OER

Critical Thinking - Week 11

For Teachers 12th - Higher Ed
In this critical thinking worksheet, students complete problems which require abstract reasoning and logic. They complete logic puzzles involving sums of an array, finding the maximum number of integers under given conditions, and card...
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Lesson Plan
Curated OER

Mixtures

For Teachers 3rd - 5th
Young scholars observe that movement of a solute in the solvent increases the rate of dissolution. They demonstrate that when the solute is broken into smaller pieces it dissolves faster.
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Worksheet
Curated OER

Walk Two Moons: Magic Square Vocabulary Assignment

For Students 7th - 9th
Readers work alone or in groups on complete a vocabulary exercise designed to be used with Sharon Creech’s Walk Two Moons. Using the magic square format, learners match the vocabulary words with their definitions. An answer sheet is...
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Activity
Curated OER

Addition Patterns

For Teachers 3rd Standards
Use a learning activity with your youngsters in order to establish an understanding of patterns in a small addition table. Help learners recognize that adding two odd numbers will produce an even number, and adding two even numbers will...
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Lesson Plan
Curated OER

Mixtures

For Teachers 3rd - 5th
Students experiment with solutions.  In this mixtures and solutions science lesson plan, students work in groups of three to perform an experiment. Students place a sugar cube in three glasses, and observe and record the different rates...