Grade 8 Mathematics
- Math Makes Sense Supplements and MORE!
Math Homework Help
Number Sense and Operations
Algebra
Geometry
Measurement
Data Analysis and Probaility
Self-Assessments - Try some quizzes by yourself and see how you do.
Understanding Exponents, page 6 | Algebra Exponents - a tutorial and quiz on line for additional review and practice Another exponent tutorial and quiz Tic Tac Toe Squares - practice squares, cubes, or square roots on sight | |||||||
Prime Factors, pp 14-18 |
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Order of Operations, pp 25-28 | Order of Operations game - set the number of questions and your time limit, then drag pieces to make correct equations based on the order of operations | |||||||
Using a Model to Solve Equations, pp 29-32 | Equation Balance - A gsp file in which you manipulate virtual objects on a virtual balance in order to understand some basic principles about solving equations (i.e., "do the same thing to both sides"). | |||||||
Unit 2: Applications of Ratio, Rate, and % | ||||||||
Entire Unit | Figure and Ratio of Area - visualize ratios by changing the sizes and area of one shape and comparing it to another Gear Inch & Shifting Pattern Calculator - a real-life application of ratio, using cycling gear information The Meaning of Ratio - interactive interpretations of 2-term ratios | |||||||
Unit 3: Geometry and Measurement | ||||||||
Drawing Isometric and Pictorial Diagrams, pp 96-97 | Isometric dot paper - make your own isometric dot paper at this website: saves as a pdf file which you can then print as needed Isometric dot paper - pre-made, ready to print for those in a hurry Isometric Drawing Tool - Create dynamic drawings on isometric dot paper. Draw figures using edges, faces, or cubes, and then shift, rotate, color, decompose, or view them in 2D or 3D. | |||||||
Building and Sketching Objects, pp 102-105 | GSP dot paper | |||||||
Golden Rectangles, pp 130-131 | Golden Ratio, from Ask Dr. Math - explanations and diagrams Golden rectangle - an interactive virtual manipulative | |||||||
Unit 4: Fractions and Decimals | ||||||||
Fractions, pp 134-164 | Adding Fractions - Illustrates with pictures finding the common denominator. Fractions - Rectangle Multiplication – Visualize and practice multiplying fractions using an area representation (scroll down the page once you get there, to find the link). Fractions Tutorials - High-quality fractions tutorials (scroll down the page about half way) MathSplat - Click on the right answer to addition problems or the bug splats on your windshield! Who wants pizza? - Explains the concept of fraction, addition and multiplication with an pizza example, then has some interactive exercises. | |||||||
Converting Between Decimals and Fractions, pp 165-168 | Fraction-decimal Conversions - 3 activities | |||||||
Unit 5: Data Management | ||||||||
Entire Unit | Collecting Data - tutorial and practice; emphasis on vocabulary of data collection Create a Graph - use this on-line graph maker to produce a graph in a couple of minute; the resulting graph can be saved as an image to be put into a document or other project Drawing and Interpreting Graphs - a nine-page tutorial for teachers and advanced students Interpreting Graphs - a pdf file from Oxford Press; a vocabulary-building exercise. Reading and Interpreting Graphs - tutorial and practice Tinkerplots - data and information about Tinkerplots | |||||||
Histograms, pp 216-220 | A one-page histogram tutorial using Corel Quattro Pro (assumes one already knows how to use Quattro Pro) Histogram Tool - Create a customized histogram | |||||||
Unit 6: Circles | ||||||||
Investigating Circles, pp 239-241 | Circular Reasoning - a gsp file to explore radius & diameter | |||||||
Circumference of a Circle, pp 242-246 | Circles and Pi - in vestigate circle properties and how they relate to "pi" Investigating Regular Polygons - learn to approximate the value of pi (gsp file) Where's You Get That Pi? - An activity to learn where "pi" comes from | |||||||
Area of a Circle, pp 247-251 | Area - a large gsp sketch that reviews areas of all plane shapes, including circles | |||||||
Unit 7: Geometry | ||||||||
Angle Properties of Intersecting and Parallel Lines, pp 271-277, pp 284-289 | Angle Properties of Parallel Lines and Transversals - an activity using Geometer's Sketchpad
Angle Relationships - An interactive gsp tutorial in which students investigate the relationships known as complementary, supplementary, and vertically-opposite angles. | |||||||
Angles in a Triangle, pp 278-282 | Exploring Angle Sums - Construct a figure that illustrates the sum of the angles in a triangle, quadrilateral or pentagon The Sum of All Angles - Investigate the triangle angle-sum conjecture | |||||||
Unit 8: Square Roots and Pythagoras | ||||||||
Entire Chapter | Proof Without Words - Watch a dynamic, geometric "proof without words" of the Pythagorean Theorem. Square Root Gizmo - visualize square roots with this handy "gizmo" Square Root Practice - strictly practice of squares and square roots on sight Square Roots - information and calculator practice The Pythagorean Relationship - An activity where students interactively work with the Pythagorean theorem to develop understanding of its principles. | |||||||
Unit 9: Integers | ||||||||
Comparing and Ordering Integers: p 364 | Builder Ted - activity that places integers in numerical order Temperature Quiz - from the BBC | |||||||
Adding Integers, pp 368-371 |
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Subtracting Integers, pp 372-376 | Color Chips - Subtraction - Use this java applet to drag color chips to visualize subtraction of integers Subtracting Integers with Counters | |||||||
Multiplying Integers, pp 380-384 | Multiplying Integers - gsp file to demonstrate integer multiplication | |||||||
Graphing on the Coordinate Grid, pp 393-397 | Basic Skills - setting up the grid, plotting and labelling points, drawing shapes - using The Geometer's Sketchpad Catch The Fly -A "Flash" game to help learn the four quadrants of the Cartesian plane Coordinate Graphing - directions for plotting in the first quadrant Lulu - a game where "Lulu" is moved around on the coordinate grid (first quadrant only)ulu - a game where "Lulu" is moved around on the coordinate grid (first quadrant only) Maze Game - investigate the Cartesian coordinate system by directing a robot through a mine field | |||||||
Entire Chapter (Review) | Integers: Exercises with Signed Numbers - practice pages with feedback | |||||||
Unit 10: Algebra | ||||||||
Whole Chapter | Algebra Four - play a generalized version of "Connect Four", gaining the chance to place a piece on the board by solving an algebraic equation National Library of Virtual Manipulatives - explore these activities to extend your algebraic thinking powers | |||||||
Unit 11:Probability | ||||||||
Whole Chapter | Adjustable Spinners - This tool allows students to create their own spinners and examine the outcomes given a specified number of spins. Coin Toss - Explore probability concepts by simulating repeated coin tosses Let's Make a Deal - a java applet based on the TV show: use the applet to see if the odds of winning increase by switching the door Marbles - simulates an experiment where you remove red, green and blue marbles with or without replacement Racing Game - One Die - Work in pairs to experiment with the applet's parameters to "see" the effects of each variable on race results. Racing Game - Two Dice - Similar to the "one die" race; fairly complex Spinner - A java applet with a spinner shose sector sizes and colors can be adjusted. Stick or Switch – Investigate probabilities of sticking with a decision, or switching. Understanding Experimental Probability - Experiment with experimental probability using a fixed size section spinner, a variable section spinner, 2 regular 6-sided number cubes or design your own number cubes. |