Browse All

  • Filter by:

    Select Type

  • 1 - 20 of 471 results
    Jan Gebert is an Illuminations lesson plan reviewer and instructor of professional and secondary education at East Stroudsburg University. So she definitely knows a thing or two about quality lessons. Illuminations asked her for her favorite out of our 600+ lessons.
    Success Story

    Deeanna Golden, a teacher of 24 years at F.M. Golson Elementary School in Marianna, Florida, is a beloved Illuminations lesson plan writer. So we asked her, "Why do you think it is important to share resources?"

    Success Story
    Model exponential decay.
    Lesson Plan
    Grades: 9th to 12th, High School
    Functions
    Algebra
    Interpreting Functions
    Linear, Quadratic, and Exponential Models
    Seeing Structure in Expressions
    HSA-SSE.B.3c, HSF-IF.B.4, HSF-IF.C.7e, HSF-IF.C.8b, HSF-LE.A.1a, HSF-LE.A.1c, HSF-LE.B.5, HSF-IF.A.1
    Apply the strategies behind division, and learn how those strategies can be translated into mathematical steps.
    Lesson Plan
    Grades: 3rd to 5th
    Num & Ops Base Ten
    Algebraic Thinking
    Use place value understanding and properties of operations to perform multi-digit arithmetic.
    Multiply and divide within 100.
    Represent and solve problems involving multiplication and division.
    3.OA.A.2, 3.OA.C.7, 4.NBT.B.6
    Learn the definition of like terms and gain practice in identifying key features to sort and combine them.
    Lesson Plan
    Grades: 6th to 8th
    Expression/Equation
    Use properties of operations to generate equivalent expressions.
    Reason about and solve one-variable equations and inequalities.
    Apply and extend previous understandings of arithmetic to algebraic expressions.
    6.EE.A.2b, 6.EE.A.3, 6.EE.A.4, 6.EE.B.6, 7.EE.A.1

    Construct perpendicular bisectors, find circumcenters, calculate area, and use proportions to solve a real world problem.

    Lesson Plan
    Grades: High School, 9th to 12th
    Geometry
    Congruence
    HSG-CO.D.12
    Construct a scale drawing of a regulation dartboard using geometry and measurement.
    Lesson Plan
    Grades: 6th to 8th
    Ratio & Proportion
    Understand ratio concepts and use ratio reasoning to solve problems.
    6.RP.A.1
    Enforce the skills of identifying equivalent trigonometric expressions using puzzles.
    Lesson Plan
    Grades: High School, 9th to 12th
    Geometry
    Functions
    Similarity, Right Triangles, and Trigonometry
    Trigonometric Functions
    HSF-TF.A.3, HSG-SRT.C.6, HSG-SRT.C.7, HSG-SRT.C.8, HSG-SRT.D.10, HSG-SRT.D.11
    Make the connection between trigonometric rations and graphs of sine and cosine functions.
    Lesson Plan
    Grades: 9th to 12th, High School
    Functions
    Geometry
    Trigonometric Functions
    Similarity, Right Triangles, and Trigonometry
    Interpreting Functions
    HSF-IF.B.4, HSF-IF.B.5, HSF-IF.C.7e, HSF-TF.A.3, HSG-SRT.C.7, HSF-TF.A.2, HSF-TF.A.4, HSF-TF.B.5
    Extend the Fibonacci Sequence through an algebra exploration.
    Lesson Plan
    Grades: 6th to 8th, 9th to 12th
    Ratio & Proportion
    Functions
    Stats & Probability
    Analyze proportional relationships and use them to solve real-world and mathematical problems.
    Interpreting Functions
    Investigate patterns of association in bivariate data.
    Understand ratio concepts and use ratio reasoning to solve problems.
    6.RP.A.1, 8.SP.A.1, HSF-IF.A.3, 7.RP.A.2a
    Use a clinometer (a measuring device built from a protractor) and isosceles right triangles to find the height of a building.
    Lesson Plan
    Grades: 6th to 8th
    Stats & Probability
    Develop understanding of statistical variability.
    Summarize and describe distributions.
    6.SP.A.3, 6.SP.B.5c, 6.SP.B.5d, 6.SP.A.1
    Develop understanding of the terms quadrilateralparallel, and right angle.
    Lesson Plan
    Grades: 3rd to 5th
    Geometry
    Draw and identify lines and angles, and classify shapes by properties of their lines and angles.
    Classify two-dimensional figures into categories based on their properties.
    Reason with shapes and their attributes.
    3.G.A.1, 4.G.A.2, 5.G.B.3, 5.G.B.4, 4.G.A.1
    Use base ten blocks to construct two- and three-digit numbers on a place value board. Then, play a game using base ten blocks to model numbers up to 100.
    Lesson Plan
    Grades: PreK to 2nd, Pre K to 2nd
    Number & Operations
    Algebraic Thinking
    Use place value understanding and properties of operations to add and subtract.
    Understand place value.
    Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
    K.OA.A.1, K.OA.A.2, 1.NBT.B.2a, 1.NBT.B.2b, 1.NBT.B.2c, 1.NBT.C.4, 2.NBT.A.1a, 2.NBT.B.5, 2.NBT.B.6, 2.NBT.B.7
    Use volume and unit rates to determine best values for hay bales.
    Lesson Plan
    Grades: 6th to 8th
    Geometry
    Expression/Equation
    The Number System
    Ratio & Proportion
    Solve real-world and mathematical problems involving volume of cylinders, cones, and spheres.
    Solve real-life and mathematical problems using numerical and algebraic expressions and equations.
    Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers.
    Analyze proportional relationships and use them to solve real-world and mathematical problems.
    Solve real-world and mathematical problems involving area, surface area, and volume.
    Understand ratio concepts and use ratio reasoning to solve problems.
    6.RP.A.1, 6.RP.A.2, 6.RP.A.3b, 6.RP.A.3c, 6.G.A.2, 7.RP.A.1, 7.NS.A.3, 7.EE.B.3, 8.G.C.9
    Use operations to discover patterns with integers in magic squares.
    Lesson Plan
    Grades: Pre K to 2nd
    Algebraic Thinking
    Number & Operations
    Add and subtract within 20.
    Use place value understanding and properties of operations to add and subtract.
    Understand and apply properties of operations and the relationship between addition and subtraction.
    Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
    K.OA.A.5, 1.OA.B.4, 1.OA.C.6, 1.NBT.C.4, 2.OA.B.2
    Use proportions and similar figures to adjust the size of the New York City Subway Map so that it is drawn to scale.
    Lesson Plan
    Grades: 9th to 12th, 6th to 8th, High School
    Geometry
    Number & Quantity
    Ratio & Proportion
    Similarity, Right Triangles, and Trigonometry
    Congruence
    Understand congruence and similarity using physical models, transparencies, or geometry software.
    Quantities
    Draw construct, and describe geometrical figures and describe the relationships between them.
    Understand ratio concepts and use ratio reasoning to solve problems.
    6.RP.A.1, 6.RP.A.3a, 7.G.A.1, HSN-Q.A.3, 8.G.A.1a, 8.G.A.1b, 8.G.A.1c, 8.G.A.5, HSG-CO.A.1, HSG-SRT.A.2, HSG-SRT.A.3, HSG-SRT.B.4, HSG-SRT.B.5
    Discover how to determine the appropriate number of digits that should be reported.
    Lesson Plan
    Grades: High School, 9th to 12th
    Number & Quantity
    Quantities
    HSN-Q.A.3
    Find all the possible arrays to design a package for 24 eggs.
    Lesson Plan
    Grades: 3rd to 5th
    Measurement & Data
    Num & Ops Base Ten
    Algebraic Thinking
    Geometric measurement: understand concepts of area and relate area to multiplication and to addition.
    Use place value understanding and properties of operations to perform multi-digit arithmetic.
    Gain familiarity with factors and multiples.
    4.OA.B.4, 4.NBT.B.5, 3.MD.C.7b
    Use pattern blocks to create polygon "chains" and calculate the perimeter of the trains as they get longer.
    Lesson Plan
    Grades: 3rd to 5th
    Measurement & Data
    Algebraic Thinking
    Solve problems involving measurement and conversion of measurements from a larger unit to a smaller unit.
    Generate and analyze patterns.
    Geometric measurement: recognize perimeter as an attribute of plane figures and distinguish between linear and area measures.
    3.MD.D.8, 4.OA.C.5, 4.MD.A.3
    Manipulate and fold three paper circles to explore four circle theorems.
    Lesson Plan
    Grades: 9th to 12th
    Geometry
    Circles
    HSG-C.A.2
    1 - 20 of 471 results
  • Thank you for your interest in NCTM’s Illuminations. Beginning in mid-April, all Illuminations content will be moving here on nctm.org. Interactives will remain openly available, and NCTM members will have access to all Illuminations lessons, which will contain new filtering and search options. We hope you will continue to use and enjoy these resources on nctm.org. 


  • Most Viewed

  • No records found