Worksheet
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Number Squares: Same Difference

For Students 3rd
In this number squares: same difference instructional activity, 3rd graders place numbers in a four-box square so that the difference between the numbers in each row is the same and between each column is the same.
Lesson Plan
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It All Adds Up

For Teachers 3rd - 5th
Students practice addition and thinking skills by solving number puzzles. They exercise their addition skills in order to fill in missing numbers so that all columns, rows, and diagonals add up to the number in the squares along the...
Worksheet
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Linear Systems: Fundamental Theorem of Linear Algebra

For Students 11th - Higher Ed
In this linear algebra instructional activity, students complete matrix multiplication. They find the row space and nullspace of given matrices. This two-page instructional activity contains examples, explanations, and approximately...
Lesson Plan
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Color Review Bingo

For Teachers 9th - Higher Ed
Students identify, describe and review the definitions of various key terms from the attached word list. Then, they draw a bingo card--5 columns across and 5 rows down and fill in their Bingo sheets with the terms listed. Finally,...
Worksheet
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It All Adds Up -- Puzzle Matrix #9

For Students 3rd - 8th
In this addition puzzle worksheet, students find the 7 missing numbers that make all of the rows, columns, and diagonals add up to the given numbers.
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It All Adds Up -- Puzzle- Addition Matrix

For Students 4th - 8th
In this addition matrix puzzle #24 worksheet, students decipher the 8 numbers that need to be added to the puzzle so that each row, column, and diagonal adds up.
Worksheet
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It All Adds Up- Puzzle #28

For Students 3rd - 4th
In this addition puzzle worksheet, students solve a 12 space addition square in which rows and columns add up to equal the numbers given. Students supply the missing addends.
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It All Adds Up -- Puzzle #14

For Teachers 4th - 8th
In this addition puzzle matrix worksheet, students insert 8 numbers in the puzzle to make the rows, columns, and diagonals add up to the proper numbers.
Lesson Plan
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It All Adds Up -- Puzzle #16

For Teachers 4th - 8th
In this addition matrix puzzle, students insert the proper numbers to make the rows, columns, and diagonals add up to the proper numbers.
Worksheet
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It All Adds Up Puzzle #13

For Students 4th - 5th
In this addition puzzle worksheet, students complete a 24 square puzzle in which all rows, columns and diagonals must add up to be the sums provided at the end of each.
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It All Adds Up -- Puzzle #36

For Students 4th - 5th
In this addition puzzle instructional activity, students complete a 24 space grid in which all rows, columns and diagonals must add up to be the sums that are provided at the end of each.
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It All Adds Up-- Puzzle #31

For Students 4th - 5th
In this addition puzzle worksheet, students complete a 24 space grid in which all rows, columns and diagonals must add up to be the sums that are provided at the end of each.
Worksheet
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Number Block 3

For Students 4th - 7th
In this addition practice puzzle worksheet, students practice their addition skills as they try to fill the missing numbers in the puzzle in so that the numbers in the rows and columns equal the totals indicated using integers between 2...
Worksheet
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The New Year Magic Square

For Students 9th
In this algebra worksheet, 9th graders place nine numbers in the square in such a way that each row, column and diagonals add up to be 2001. There is an answer key with this problem.
Worksheet
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The Elvis Magic Square Problem

For Students 9th - 12th
In this secondary mathematics worksheet, students are provided with clues about Elvis’ life that are used to solve a magic square in which the sum of each row, column, and diagonal must all be the same.  The one page worksheet...
Lesson Plan
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Initial Sound Memory Game

For Teachers K - 1st
Students are reintroduced to initial sounds and play a picture card game to build accuracy. For this initial sound lesson, students place the picture cards face down and organize the picture cards into an even number of rows and columns...
Lesson Plan
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Graphing Game

For Teachers 6th - 7th
Students explore the concept of graphing ordered pairs. For this graphing ordered pairs lesson, students work in teams to play a version of Connect 4. Students use a Cartesian grid with values -4 to 4 as their Connect 4 board. Students...
Lesson Plan
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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 lesson, 11th graders solve a linear system using elementary row operations. Students also describe the set of...
Worksheet
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Linear Systems: Orthogonality of Vector Spaces of a Matrix

For Students 12th - Higher Ed
For this vector spaces of a matrix worksheet, students decompose any vector into two orthogonal pieces. They identify the nullspace, row space, and find a reduced echelon. This two-page worksheet contains examples and two problems.
Lesson Plan
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Using Objects to Object to Objectification

For Teachers 7th - 9th
Learners use math functions in part to complete a metaphorical lesson on tolerance. In this math and tolerance lesson, students receive rows of functions and try to find a single simple shared property without success. Learners then...
Worksheet
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Sudoku

For Students 8th - 9th
In this Sudoku worksheet, learners solve a puzzle by filling in the numbers 1-9 so that each number appears only once in each row going across and down and in each block of 9 squares. The numbers 1-9 also appear once in each color.
Worksheet
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Sudoku Puzzle

For Students 6th - 7th
In this Sudoku worksheet, students solve a puzzle by filling in the numbers 1-9 so that each number appears only once in each row going across and down and in each block of 9 squares. The numbers 1-9 also appear once in each color.
Worksheet
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Sudoku Puzzle

For Students 6th - 7th
In this Sudoku instructional activity, students solve a puzzle by filling in the numbers 1-9 so that each number appears only once in each row going across and down and in each block of 9 squares. The numbers 1-9 also appear once in each...
Worksheet
Curated OER

Crossmath Puzzles

For Students 3rd - 4th
In this addition and subtraction worksheet, students complete four puzzle squares. Students fill in the blanks to get the answers at the right side and at the bottom. Numbers may only be used once in each row or column.

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