Mathematics - Class VIII Resources

The following list of online resources are provided as a sample of curated resources. New resources shall be added as we come across interesting and relevant online materials.

1. Negative Exponents

Description: The web link is on history of Exponent, where the origin and need to exponents is explained.

Core Concepts: Exponent.

Link: Web page on History of Exponents

Description: The link contain a youtube video which introduces exponents.

Core Concepts: Introducing negative exponents.

Link: Video on Introduction to Negative Exponents

Description: The link shows application of exponents through Scientific notation.

Core Concepts: Exponents.

Link: Webpage on Scientific Notation and Power of Ten

2. Scientific Notation

Description: The web links Introduces Scientific notation.

Core Concepts: Scientific notation.

Links: 

Description: The web links  shows steps to write numbers in scientific notation and how to compare numbers in scientific notation.

Core Concepts: Scientific notation.

Links: 

3. Perfect Squares

Description: This link contains a video that explains concept of square root.

Core Concepts: Square root.

LinkVideo on Concept of Square root

Description: The web page shows History of perfect squares and also briefly shares application of squares and perfect squares.

Core Concepts: Perfect squares.

Link Web Page on application of Square roots in real life

Description: This web link contains a video that explains how to calculate square root using long division method.

Core Concepts: Square root.

LinkVideo on square root algorithm

4. Proportion and Percent

Description: The links contains web page that introduces and explain Ratio and Proportion.

Core Concepts: Proportion.

Links:

Description: This web link has Video that defines proportion with examples by relating fractions and ratios.

Core Concepts: Fraction and ratios.

LinkVideo introducing Proportional relationships and Video on Proportion

Description: This link contain aVideo on percent and proportion.

Core Concepts: Percent and proportion.

LinkVideo on percent proportion

Description: This link contains a Video on percent greater than 100.

Core Concepts: percentages.

LinkVideo on percent greater than 100 and less than 1

5. Consumer Math

Description: The video links introduces markup and discount and shows an example of calculating Cost Price, Regular Selling Price and Markup, Discount.

Core Concepts: Percent.

Links:

Description: The video links introduces simple interest and calculating Simple Interest.

Core Concepts: Simple interest.

Links:

Description: This link contains a video that explain commission.

Core Concepts: commission.

Link: Video explaining meaning of Commission

6. Integers                                                                

Description: The link contains a web page Introducing Integers.

Core Concepts: Integers.

Link: Webpage on History of Integers

Description: This link contains a video showing multiplication and division of integers.

Core Concepts: Integers operation.

Link: Video on multiplying and dividing integers

Description: This link contains a video showing properties of while operating with numbers.

Core Concepts: Integers Multiplication.

Links: Video on properties of Real Numbers

Description: The links shows multiplying and dividing integers using models.

Core Concepts: Integers multiplication and division.

Links:

7. Fractions and Rational Numbers

Description: This link contains a web page showing history of the fraction.

Core Concepts: Fraction.

Link: Web page on History of Fractions

Description: The links shows how to multiply fraction and modeling division with fraction.

Core Concepts: Fraction operation.

Links:

Description: This link contains a video that explain concept of rational number.

Core Concepts: Rational Numbers.

Link: Video on Meaning and application of rational number

Description: The link explains how Decimal, fraction and percent can show the same value.

Core Concepts: Conversion of numbers.

Link: Web page on Decimals, fraction and Percentages

8. Describing Relationships and Patterns          

Description: The link has a video that help developing Pattern rule.

Core Concepts: Pattern.

Link: Video on Linear Patterns

Description: The link has a video that explains how to create algebraic expression, also called pattern rule.

Core Concepts: Expressions.

Link: video on writing Algebraic Expressions

9. Linear Polynomials

Description: The link has explanatory video on how to add and subtract polynomials.

Core Concepts: Polynomial operations.

Link: Video on adding and subtracting Expressions

10. Solving Linear Equations                                                     

Description: The video links explains how to solve simple linear equations symbolically and explains how to write equation.

Core Concepts: Equations.

Links:

Description: The links explains the meaning of slope and investigating slope.

Core Concepts: Slope.

Links: 

11. Pythagorean Theorem                                      

Description: The link has video that show visual proof of Pythagoras Theorem.

Core Concepts: Pythagoras Theorem.

Link: Video on Visual proof of Pythagoras Theorem

Description: The video links  help visualize the Pythagoras Theorem, concretely and explains Pythagorean triple.

Core Concepts: Pythagoras Theorem.

Links: 

Description: The links shows application and exploration of Pythagoras Theorem.

Core Concepts: Pythagoras Theorem.

Links: 

12. Area and Perimeter Relationships

Description: The links contains a Geogebra interactive showing how perimeter affects area and how area change affects Perimeter.

Core Concepts: 2D measurement.

Links: 

13. Volume and Surface area of a Rectangular Prism

Description: This link contains a Geogebra interactive showing how dimension change affects Volume of a rectangular prism.

Core Concepts: Volume.

Link: Interactive GeoGebra page  on volume of rectangular prism

Description: The links shows a video and a worksheet explaining the concept of surface area of a rectangular prism.

Core Concepts: Surface Area.

Links:

14. Area of a Circle

Description: This link contains a video explaining concept of area of a circle.

Core Concepts: Area of Circle.

Link: Video on concept of circle

Description: This link contains a video showing how perimeter affects area Area and circumference of a circle.

Core Concepts: Circle.

Link: Video on relation between area and perimeter in circle

15. Transformation                                                  

Description: This link contains a interactive weblink for dilatation.

Core Concepts: Transformation.

Link: Interactive Geogebra page on dilatation

Description: This link contains an Geogebra interactive introducing Dilatation.

Core Concepts: Dilatation.

Link: Interactive GeoGebra page introducing dilatation

16. Angles in a Polygons and Triangle Construction                                                                           

Description: This web link Introduces polygons.

Core Concepts: Polygons.

Link: Webpage introducing polygons

Description: The video links shows explaining concept of interior and exterior angle and how to calculate interior and exterior angle.

Core Concepts: Angles.

Links: 

Description: The links has interactive video to calculate Interior, and exterior angles and how to calculate exterior angle and sum of angles in triangles

Core Concepts: Angles.

Links: 

Description: This link contains a video that show process to construct triangles.

Core Concepts: Triangle.

Link: Video on triangle construction process

17. Angles in Parallel and Intersecting Lines     

Description: This weblink Introduces parallel lines and angles.

Core Concepts: Parallel lines.

Link: Web page on Lines and angles

Description: This link has video that  pictorially defines different angles formed in parallel lines..

Core Concepts: Angles.

Link: Videos on types of angles in parallel lines

Description: The links has interactive page (GeoGebra) to investigate angles and angles in parallel lines.

Core Concepts: Parallel lines.

Links: 

Description: This link has video that shows different Angles (corresponding angles, interior angles and alternate angles) formed in parallel lines.

Core Concepts: Parallel lines.

Link: Video on types of angles

18. Representing Objects  

Description: The links has a video on Orthographic drawing and an interactive page to visually explore Orthographic projection.

Core Concepts: Orthographic Drawing.

Links: 

19. Data Handling

Description: This link has web page on history of data handling.

Core Concepts: Data handling.

Link: Web page on brief history of Data visualization

Description: The links has video explainer on how to carry out simple random sampling, a web page that explains random sampling and a video explaining types of Random Sampling.

Core Concepts: Random sampling.

Links: 

Description: This link contain a video explaining meaning of circle graph.

Core Concepts: Circle graph.

Link: Video on Definition and purpose of Pie chart ( Circle Graph)

Description: The links shows how to construct a pie chart using GeoGebra.

Core Concepts: Pie chart.

Links: 

Description: The links shows how to draw a histogram using GeoGebra and how to create Histogram.

Core Concepts: Histogram.

Links: 

Description: This link contain a Video that shows visually how to create a histogram from a circle graph.

Core Concepts: Histogram and pie chart.

Link: Video showing creating histogram from circle graph ( Pie Chart)

20. Probability                  

Description: This link contain a webpage explaining history of probability.

Core Concepts: Probability.

Link: Web page on History of Probability and Statistics

Description: This link contain a Video that explains the complement of an event with examples.

Core Concepts: Probability.

Link: Video on defining Complementary Events

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