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Instructional Video4:35
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\n\"Square\n\n
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\nBrightstorm\n
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\nSquare Matrices - Concept\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nNo, matrices are not what mathematicians sleep on. Lesson begins with identifying the dimensions of matrices then moves on to multiply them. It also provides guided practice problems that get progressively more complex.\n
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Instructional Video5:27
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\n\"What\n\n
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\nCurated OER\n
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\nWhat is a Matrix?\n

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\n\nFor Teachers\n\n6th - 12th\n
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\nMatrix, matrices, what? The instructor demonstrates how to set up a matrix and explains the rows and columns, the dimensions. There are many uses for matrices and this is just the beginning.\n
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Instructional Video4:50
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\n\"What\n\n
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\nCurated OER\n
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\nWhat is a Matrix?\n

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\n\nFor Teachers\n\n9th - 11th\n
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\nMatrix, matrices, what? The instructor demonstrates how to set up a matrix and explains the rows and columns. There are many uses for matrices and this is just the beginning.\n
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Lesson Plan
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\n\"Matrices\n\n
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\nCurated OER\n
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\nMatrices\n

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\n\nFor Teachers\n\n8th - 10th\n
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\nStudents explore matrices. Given a particular situation, they discover the make-up and design of a matrix. Students identify examples of rectangular arrays used in real world situations. They solve oral problems in class.\n
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Instructional Video8:17
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\n\"Column\n\n
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\nCorbett Maths\n
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\nColumn Vectors\n

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\n\nFor Students\n\n10th - 12th\n\nStandards\n
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\nColumn right! Using visual representations, a short video introduces the concept of column vectors. Next, the resource shows how adding two vectors end-to-end is simplified by adding the components in the column vector. The presentation...\n
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Organizer
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\n\"Compare-Contrast\n\n
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\nWorksheet Works\n
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\nCompare-Contrast Matrix Maker\n

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\n\nFor Teachers\n\nK - 12th\n
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\nCheck out this amazing, customizable graphic organizer. You can create as many grids as you'd like with two to five columns and three to seven columns. The title is editable as are the labels for the columns and the rows. The process is...\n
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Instructional Video12:09
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\n\"Inverse\n\n
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\n3Blue1Brown\n
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\nInverse Matrices, Column Space and Null Space | Essence of Linear Algebra, Chapter 6\n

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\n\nFor Students\n\n11th - Higher Ed\n\nStandards\n
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\nDetermine the geometric representation to the solution of a system of linear equations. The resource shows how scholars can represent a system of linear equations as a linear transformation. The video discusses using an inverse...\n
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Unit Plan
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\n\"Module\n\n
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\nMathematics Vision Project\n
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\nModule 10: Matrices Revisited\n

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\n\nFor Students\n\n10th - 12th\n\nStandards\n
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\nA matrix is just a fancy way of making a table. Young scholars explore operations with matrices with the first lessons in the final module of a 10-unit Algebra II series. After adding, subtracting, and multiplying matrices, pupils use...\n
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Instructional Video10:04
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\n\"Matrix\n\n
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\nMatrix Multiplication as Composition | Essence of Linear Algebra, Chapter 4\n

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\n\nFor Students\n\n11th - Higher Ed\n\nStandards\n
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\nTake a different view at matrix multiplication. Based on vector transformations, the video presents matrix multiplication as the result of the composition of multiple linear transformations. The presentation explains the numerical...\n
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Instructional Video10:59
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\n\"Linear\n\n
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\n3Blue1Brown\n
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\nLinear Transformations and Matrices | Essence of Linear Algebra, Chapter 3\n

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\n\nFor Students\n\n11th - Higher Ed\n\nStandards\n
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\nAre all transformations of the plane linear transformations? The video provides examples of transformations of the plane and provides the definition of linear transformations. The resource begins the discussion of using matrix...\n
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Interactive
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\n\"Multiplying\n\n
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\nCK-12 Foundation\n
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\nMultiplying Matrices by a Scalar: Column Vectors\n

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\n\nFor Students\n\n10th - 12th\n\nStandards\n
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\nMake connections between vectors and matrices through multiplication. Scholars use the interactive to view the effect of multiplying a matrix by a scalar. The interactive displays the resulting matrix and its corresponding column vectors...\n
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Interactive
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\n\"Matrices\n\n
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\nCK-12 Foundation\n
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\nMatrices to Represent Data: Houndstooth\n

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\n\nFor Students\n\n10th - 12th\n\nStandards\n
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\nApply matrices to fashion. Here your classes use a matrix to create a popular clothing design. As they construct the pattern, they review the dimensions of a matrix by considering the rows and columns. \n
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Lesson Plan
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\n\"Operations\n\n
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\nCurated OER\n
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\nOperations on Matrices\n

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\n\nFor Teachers\n\n10th - 12th\n
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\nA guided lesson using the WolframAlpha computer program. The class explores the basic operations of adding, subtracting, multiplying and dividing matrices to solve problems.\n
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Lesson Plan
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\n\"Add,\n\n
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\nAlabama Learning Exchange\n
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\nAdd, Subtract, and Multiply Matrices\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nIntroduce the concept of matrices with a pre-designed instructional activity. Learners watch video lessons to learn the ins and outs of adding, subtracting, and multiplying matrices. Using provided problems, they practice each operation...\n
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Worksheet
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\n\"Equation\n\n
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\nMath Worksheets 4 Kids\n
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\nEquation in Matrix Form\n

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\n\nFor Students\n\n9th - 12th\n\nStandards\n
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\nThis simple, neat, activity, gives learners some systems of linear equations to translate into matrix form. An answer key is included. The matrix of rows and columns are then ready for high schoolers to take the next step of solving the...\n
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Worksheet
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\n\"Matrices\n\n
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\nCurated OER\n
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\nMatrices and Transformations\n

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\n\nFor Students\n\n10th - 12th\n\nStandards\n
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\nIn this matrix activity, learners explore and solve problems with matrices by addition, subtraction, multiplication and using linear equations. There are 28 problems with some answers.\n
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Lesson Plan
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\n\"MA\n\n
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\nCurated OER\n
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\nMA 371 - Matrices: Solving Systems and Determinants\n

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\n\nFor Teachers\n\n12th - Higher Ed\n
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\nIn this solving systems and determinants worksheet, students solve 4 multi-part short answer problems. Students solving systems of equations using matrices. Students find a basis for row spaces and column spaces. Students find the...\n
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Lesson Plan
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\n\"NUMB3RS\n\n
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\nCurated OER\n
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\nNUMB3RS - Season 2 - \"Convergence\" - Air Hockey\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nLearn how to use a matrix to organize data to solve a problem. This activity uses wins and losses to rank players for an air hockey tournament they wish to have. After practicing some basic matrix operations the class could do the...\n
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Activity
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\n\"Choosing\n\n
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\nCurated OER\n
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\nChoosing a College\n

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\n\nFor Teachers\n\n9th - 12th\n\nStandards\n
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\nHow can mathematics help scholars choose a college? High schoolers learn how they can use decision matrices to rank colleges based on selected criteria. They also see how to weigh criteria using multiplication of the decision matrix by a...\n
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Lesson Plan
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\n\"Matrix\n\n
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\nCurated OER\n
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\nMatrix Multiplication\n

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\n\nFor Teachers\n\n11th - 12th\n
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\nStudents identify, analyze, and multiply matrices. They determine if various indicated operations are possible through classroom discussion and practice. Finally, students determine matrix product dimensions through problem-solving...\n
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Worksheet
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\n\"Linear\n\n
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\nCurated OER\n
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\nLinear Systems: Nullspace Matrix and Rank\n

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\n\nFor Students\n\n11th - Higher Ed\n
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\nIn this nullspace matrix worksheet, students observe the rank and number of independent rows and columns a matrix has. They compute the product of matrices and describe the column space of each. This two-page worksheet contains...\n
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Worksheet
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\n\"Linear\n\n
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\nCurated OER\n
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\nLinear Systems: Matrix Operations\n

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\n\nFor Students\n\nHigher Ed\n
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\nIn this matrix operations worksheet, students perform matrix addition and multiplication. This two-page worksheet contains six problems. Definitions, examples and explanations are also provided.\n
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Worksheet
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\n\"Linear\n\n
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\nCurated OER\n
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\nLinear Systems: Reduced Row Echelon Matrix\n

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\n\nFor Students\n\n12th - Higher Ed\n
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\nIn this echelon matrix worksheet, learners find the nullspace of matrices by finding the reduced row echelon. This two-page worksheet contains explanations, examples and six problems to complete.\n
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Worksheet
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\n\"How\n\n
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\nCurated OER\n
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\nHow To Organize Data into Matrices\n

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\n\nFor Students\n\n10th - 11th\n
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\nIn this matrix worksheet, learners organize given data into matrices and answer questions from given matrices.  Explanations, definitions, and examples are provided.\n
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