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The composite score is calculated based on their weighted performance in Activities, Smart sheets, Assessments and Question of the Day and Discussion forum posts.
A student needs to have attempted at least one smart sheet or assessment over the past 7 days in order to qualify for the Wall of Fame.
5 points are awarded for every forum post like.
The Wall of Fame is updated every 10 minutes.
Math Buddy covers all the topics of class 8. Topics include rational numbers, division, multiplication, algebra, linear equations, quadrilaterals, geometry, 3D shapes, data handling, square roots , cube roots, interest problems, polynomials, factorization, power and exponent, graphs and many more interactive activities, worksheets and assessments for better understanding of the math concepts.
The skills are organised into topics, and you can move your mouse over any skill name to view. To start practicing, just click on any link.
The skills are organised into topics, and you can move your mouse over any skill name to view. To start practicing, just click on any link.
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NCERT - Class 8
- 1. Rational Numbers
- Properties of Integer Operations
- Closure Property of Addition
- Additive Inverse property/ Identity
- Commutative Property of Addition (number line)
- Commutative Property of Subtraction (number line)
- Commutative property using numbers addition
- Commutative property using numbers subtraction
- Associative Property addition
- Associative Property subtraction
- Introduction to Rational Numbers
- Rational numbers - Introduction
- Convert integers to rational numbers
- Simplify the rational number
- Equivalent Rational Numbers
- Fill equivalent rational numbers
- Rational numbers on a number line
- Comparison of Rational Numbers
- Absolute Value of a Rational Number
- Find Rational Number between Two Rational Numbers
- Ordering of Rational Numbers in Descending or Ascending Order
- Fill the missing number in the number line
- Comparison Skill Practice
- Addition of Rational Numbers
- Addition of rational numbers with different denominators (Practice)
- Commutative Property of Addition
- Associative property of addition
- Additive Inverse
- Subtraction of Rational Numbers
- Subtraction of rational numbers with different denominators (Practice)
- Associative property of subtraction
- Multiplication of Rational Numbers
- Multiplication of Rational Numbers using area model
- Multiplication of Rational Numbers
- Commutative Property of multiplication
- Associative property of multiplication
- Distributive Property of Multiplication
- Division of Rational Numbers
- Properties of Integer Operations
- 3. Understanding Quadrilaterals
- Polygons and their Properties
- Regular and Irregular Polygons
- Sum of exterior angles in a Polygon
- Sum of interior angles in a Polygon
- Quadrilaterals
- Properties of Quadrilaterals
- Quadrilaterals with 2 sticks
- Properties of a Paralellogram
- Properties of a Rhombus
- Properties of a kite
- Properties of a trapezium
- Polygons and their Properties
- 4. Practical Geometry
- Construction of Quadrilaterals
- Construct a Quadrilateral given four sides and a diagonal (SSSSD)
- Construct a Quadrilateral given three sides and two diagonals (SSSDD)
- Construct a Quadrilateral given three sides and two included angles (SASAS case)
- Construct a Quadrilateral given three angles and two included sides (ASASA case)
- Construct a Quadrilateral given four sides and one included angle (SSSSA case)
- Construction of Quadrilaterals
- 5. Data Handling
- Pictographs and Bar Graphs
- Represent in Pictograph form
- Count the fruits and Represent in Pictograph
- Interpret Pictograph with half pictures
- Represent Pictograph with half pictures
- Frequency Table
- Interpret a Bar graph
- Represent in Bar graph form
- Data representation with Pie Charts
- Introduction to Probability
- Conditional Probability
- Probability AND or OR
- Conditional probability - with replacement
- Conditional probability - without replacement
- Pictographs and Bar Graphs
- 8. Comparing Quantities
- Percentage Calculation
- Profit and Loss
- Discount
- Introduction to Simple Interest
- Introduction to Interest
- Calculating Simple Interest
- Let us calculate Simple Interest
- Simple Interest Graph
- Introduction to Compound Interest
- Introduction to Compound Interest
- Calculating Compound Interest
- When will you become a Millionaire?
- Compounding varies with period
- Compound Interest in different periods
- Compound Interest Calculation Practice
- Percentage Calculation
- 9. Algebraic Expressions and Identities
- Introduction to Polynomials
- Constants, Coefficients and Terms
- Type of Polynomial
- Select Like terms in a polynomial
- Model a Polynomial with Blocks
- Addition of polynomials
- Model and Add using blocks
- Add the terms
- Adding with a Graph
- Vertical Addition
- Commutative Property of Addition
- Subtraction of polynomials
- Multiplication of polynomials
- Special identities
- Introduction to Polynomials
- 11. Mensuration
- Perimeter and Area of regular shapes
- Measure Perimeter using a ruler
- Perimeter and Area of Square and Rectangle
- Find the length of the shape
- Identify the shape
- Area of irregular figures
- Compare areas of irregular figures
- Area of compound shapes
- Introduction to Volume
- Can you count the number of cubes
- Let us fill the box with cubes
- Find the volume of the box
- Let us compare volumes
- Find the correct height
- Relate cube volume to liquid volume
- Perimeter and Area of regular shapes
- 12. Exponents and Powers
- Introduction to Exponents
- Introduction to exponents
- Represent Exponents in Multiplication form
- Patterns in exponents to teach negative exponents
- Laws of Exponents
- Law of Exponents 1: Multiply powers with same base
- Law of Exponents 2: Power of a Power
- Law of Exponents 3: Divide Powers with same base
- Skill Practice using laws of exponents
- Exponents for Rational Numbers
- Law of Exponents 1: Multiply powers with same base
- Law of Exponents 2: Power of a Power
- Law of exponents 3: (a/b)^{10} = a^{10}/b^{10}
- Law of Exponents 4: Divide Powers with same base
- Skill Practice using laws of exponents
- Introduction to Exponents
- 14. Factorisation
- 15. Coordinates and Graphs
- 16. Playing with Numbers
- Tests for Divisibility
- Divisibility Test for the number 2
- Divisibility Test for the number 4
- Divisibility Test for the number 8
- Divisibility Test for the number 5
- Divisibility Test for the number 10
- Divisibility Test for the number 3
- Divisibility Test for the number 6
- Divisibility Test for the number 9
- Divisibility Test for the number 11
- Tests for Divisibility