8th Grade Mathematics Resources

Introduction

Unit 1 - Getting Started

The Number System

Unit 2 - Rational and Irrational Numbers

Unit 3 - Operations with Rational and Irrational Numbers

Geometry 

Unit 4 - Pythagorean Theorem

Unit 5 - Rigid Transformations

Unit 5 Lessons
Cycle 1
8 - 5 - 1 - 1
https://www.khanacademy.org/math/basic-geo/new-topic-2014-07-30T17:22:38.989Z/copy-of-transformations-congruence-similarity/e/properties-of-rigid-transformations

https://www.youtube.com/watch?v=sQfsql8BPy0

https://www.youtube.com/watch?v=0VARkb_n-Bs

https://www.khanacademy.org/math/geometry/transformations/exploring-rigid-transformations/e/translations_of_points_and_polygons

https://www.youtube.com/watch?v=Hur3v1hrX3U

http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0034

http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0029

http://www.virtualnerd.com/tutorials/?id=PreAlg_09_02_0030

http://www.virtualnerd.com/pre-algebra/geometry/transformations-symmetry/rotating-figures/rotate-90-degrees-about-origin 

8 - 5 - 1 - 2
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-geometry-topic/cc-6th-coordinate-plane/e/reflecting-points

https://www.youtube.com/watch?v=0VARkb_n-Bs

https://www.youtube.com/watch?v=INqaHHZGt8w 

8 - 5 - 1 - 3
https://www.khanacademy.org/math/geometry/transformations/exploring-rigid-transformations/e/rotation_of_polygons

https://www.youtube.com/watch?v=Hur3v1hrX3U 

8 - 5 - 1 - 4
http://www.virtualnerd.com/geometry/fundamentals/circle-circumference-from-radius.php

http://www.virtualnerd.com/geometry/fundamentals/circle-circumference-from-diameter.php

Cycle 2
8 - 5 - 2 - 5
http://www.virtualnerd.com/algebra-1/relations-functions/transformation-definition.php

http://www.virtualnerd.com/middle-math/integers-coordinate-plane/translation-definition.php

http://www.virtualnerd.com/algebra-1/relations-functions/reflection-definition.php

http://www.virtualnerd.com/algebra-1/relations-functions/rotation-definition.php

8 - 5 - 2 - 6
See 8 - 5 - 2 - 5


8 - 5 - 2 - 7
See 8 - 5 - 2 - 5

8 - 5 - 2 - 8
See 8 - 5 - 2 - 5


8 - 5 - 2 - 9
https://www.khanacademy.org/math/precalculus/seq_induction/deductive-and-inductive-reasoning/v/u03-l1-t1-we2-inductive-patterns

https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1


https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/equations-of-sequence-patterns

Unit 6 - Reasoning with Congruence and Similarity

Unit 6 Lessons
Cycle 1         
8 - 6 - 1 - 1       HOMEWORK                  TEAMWORK
http://www.virtualnerd.com/geometry/fundamentals/vertical-angles-definition.php

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/ang_intro/v/proof-vertical-angles-are-equal

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/Angle_basics/v/angle-basics

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/Angle_basics/v/angle-basics

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/complementary-supplementary-angl/v/complementary-and-supplementary-angles

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/complementary-supplementary-angl/e/complementary_and_supplementary_angles 

8 - 6 - 1 - 2        HOMEWORK                  TEAMWORK
http://www.virtualnerd.com/search/search.php?query=transversals&search=1

https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/old_angles/v/angles-formed-between-transversals-and-parallel-lines

8 - 6 - 1 - 3       HOMEWORK                 TEAMWORK
https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/old_angles/v/angles-of-parallel-lines-2

http://www.virtualnerd.com/geometry/parallel-perpendicular-lines/transversal-diagram-missing-angles.php

http://www.virtualnerd.com/pre-algebra/geometry/transversal-variable-angle-parallel-lines.php 

8 - 6 - 1 - 4        HOMEWORK                 TEAMWORK
http://www.virtualnerd.com/geometry/congruent-triangles/triangle-sum-theorem-definition.php

https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-triangle-angles/v/proof-sum-of-measures-of-angles-in-a-triangle-are-180

https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-geometry/cc-8th-triangle-angles/e/angles_1


8 - 6 - 2 - 1        HOMEWORK                    TEAMWORK
Use a Khan Academy video to review Similar Triangles: 
https://www.khanacademy.org/math/geometry/similarity/old_school_similarity/v/similar-triangles

https://www.khanacademy.org/math/geometry/similarity/old_school_similarity/v/similar-triangles--part-2

Use Khan Academy to practice problems about similar triangles: 
https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/similar_triangles_1

https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/similar_triangles_2

https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/solving_similar_triangles_1

https://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/e/solving_similar_triangles_2

8 - 6 - 2 - 2        HOMEWORK                    TEAMWORK
Video: How do you find missing measurements of similar figures using a scale factor?

http://www.virtualnerd.com/pre-algebra/ratios-proportions/missing-measurements-similar-figures-scale-factor.php


Video: How do you find a scale factor in similar figures? 

http://www.virtualnerd.com/pre-algebra/ratios-proportions/find-scale-factor-similar-figures.php

8 - 6 - 2 - 3        HOMEWORK                    TEAMWORK

Video: How do you make a figure larger using a dilation?

http://www.virtualnerd.com/geometry/transformations/dilation-larger-example.php

Video: Geometry – Dilations: 

http://www.youtube.com/watch?v=El7zOrCDzBs

8 - 6 - 2 - 4        HOMEWORK                    TEAMWORK
Video: What are similar figures? 

http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php

Video: Similarity Postulates: 

http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/similarity-postulates

 8 - 6 - 2 - 5        HOMEWORK                    TEAMWORK
Video: What are similar figures? 

http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php

Video: Similarity Postulates: 

http://www.khanacademy.org/math/geometry/similarity/triangle_similarlity/v/similarity-postulates

8 - 6 - 3 - 1        HOMEWORK                    TEAMWORK
Video: The architecture of Moshe Safdie: A man of the world: 

http://www.cbsnews.com/videos/the-architecture-of-moshe-safdie-a-man-of-the-world/

Video: Architecture – Career: 

https://www.youtube.com/watch?v=ImTTW94ZicM 


8 - 6 - 3 - 2        HOMEWORK                    TEAMWORK
Cartography: The Mapmaking Process: 

https://www.youtube.com/watch?v=c0jBvnRHxRg 

Map Making – A History of Cartography: 

https://www.youtube.com/watch?v=k1X-dILSqOQ


8 - 6 - 3 - 3        HOMEWORK                    TEAMWORK
http://virtualnerd.com/algebra-1/linear-equations-solve/similar-figures-definition.php

Expressions and Equations

Unit 7 - Understanding Linear Relationships

Unit 7

Cycle 1
8 - 7 - 1 -1      HOMEWORK        TEAMWORK
  1. Video:  Displaying all possibilities in a proportional relationship by graphing: http://learnzillion.com/lessons/1195-display-all-possibilities-in-a-proportional-relationship-by-graphing

8 - 7 - 1 -2      HOMEWORK        TEAMWORK
  1. Video: Slope of a line: https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/slope-of-a-line
  2. Video: What does the slope of a line mean? http://www.virtualnerd.com/algebra-1/linear-equation-analysis/slope-rate-of-change/understanding-slope/slope-definition

  3. Video: How do you find the slope of a line from the graph? http://www.virtualnerd.com/algebra-1/linear-equation-analysis/slope-from-graph.php

8 - 7 - 1 -3      HOMEWORK        TEAMWORK

8 - 7 - 2 - 1     HOMEWORK        TEAMWORK
  1. Video: Recognizing Linear Functions
https://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/graphing_solutions2/v/recognizing-linear-functions

8 - 7 - 2 - 2      HOMEWORK        TEAMWORK
  1. Video: Slope of a Line: http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/slope-of-a-line 

  2. Video: Graphical Slope of a Line: http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/slope-and-intercepts/v/graphical-slope-of-a-line

  3. Video: Describe a line with a unique slope http://learnzillion.com/lessons/1414-describe-a-line-with-a-unique-slope 

  4. Video: Derive y=mx using similar triangles http://learnzillion.com/lessons/1472-derive-ymx-using-similar-triangles

8 - 7 - 2 - 3      HOMEWORK        TEAMWORK

  1. Graphs Using Slope-Intercept Form http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/graphs-using-slope-intercept-form 

  2. Word Problem Solving 4 http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/equation-of-a-line/v/word-problem-solving-4 

  3. Solving Linear Systems by Graphing http://www.khanacademy.org/math/algebra/systems-of-eq-and-ineq/fast-systems-of-equations/v/solving-linear-systems-by-graphing#!

  4. Determine if a system of two linear equations in two variables has one solution by graphing http://learnzillion.com/lessons/1017-determine-if-a-system-of-two-linear-equations-in-two-variables-has-one-solution-by-graphing
8 - 7 - 2 - 4      HOMEWORK        TEAMWORK

8 - 7 - 2 - 5      HOMEWORK        TEAMWORK

Unit 8 - Solving Linear Relationships

Unit 8 Lessons 
Cycle 1
8 - 8 - 1 - 1      HOMEWORK      TEAMWORK
8 - 8 - 1 - 2      HOMEWORK      TEAMWORK
8 - 8 - 1 - 3      HOMEWORK      TEAMWORK
8 - 8 - 1 - 4      HOMEWORK      TEAMWORK
8 - 8 - 1 - 5      HOMEWORK      TEAMWORK