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Class 6

Mathematics: Ganita Prakash

101 lessons in 10 chapters, explained in plain words.

Patterns in Mathematics

  1. Number sequences
  2. Pictures of sequences
  3. Adding odd numbers
  4. Up and down sums
  5. Adding up a sequence
  6. More relations between sequences
  7. Regular polygons
  8. Counting in shape sequences

Lines and Angles

  1. Points, lines and rays
  2. Lines through points
  3. Naming an angle
  4. Comparing angles
  5. Special angles
  6. Degrees
  7. Reading a protractor
  8. A paper protractor
  9. Drawing an angle
  10. Kinds of angle by measure

Number Play

  1. Taller neighbours
  2. Supercells
  3. Numbers on a number line
  4. Playing with digits
  5. Palindromes
  6. Palindromic times and dates
  7. The Kaprekar number
  8. Adding in your head
  9. How many digits?
  10. Collatz sequences
  11. Estimating
  12. The game of 21

Data Handling and Presentation

  1. What is data?
  2. Tally marks and frequency tables
  3. Putting data in order
  4. Reading a pictograph
  5. Drawing a pictograph
  6. Reading a bar graph
  7. Drawing a bar graph
  8. Totals from a frequency table
  9. Vertical or horizontal bars?
  10. Pictures that mislead

Prime Time

  1. Idli-vada: common multiples
  2. The smallest common multiple
  3. Factors and common factors
  4. Factor riddles and perfect numbers
  5. Prime or composite?
  6. The Sieve of Eratosthenes
  7. Co-prime numbers
  8. Prime factorisation
  9. Using prime factorisation
  10. Divisibility tests
  11. A prime grid puzzle

Perimeter and Area

  1. Perimeter
  2. Perimeter problems
  3. Working back from a perimeter
  4. Diagonal units
  5. Area of rectangles and squares
  6. Splitting into rectangles
  7. Tangram areas
  8. Area on squared paper
  9. Same area, different perimeter
  10. Area of a triangle

Fractions

  1. Fractions as equal shares
  2. Fractional units
  3. Fractions on a number line
  4. Mixed numbers
  5. Equivalent fractions
  6. Lowest terms
  7. Comparing fractions
  8. Adding fractions
  9. Subtracting fractions
  10. Egyptian fractions

Playing with Constructions

  1. Circles and the compass
  2. Waves with a compass
  3. Rectangles and squares
  4. Turned squares
  5. Constructing a square or rectangle
  6. Shortest and longest XY
  7. Rough diagrams
  8. Diagonals of a rectangle
  9. From a side and a diagonal
  10. A point at equal distances

Symmetry

  1. What is symmetry?
  2. Lines of symmetry
  3. All the lines of symmetry
  4. Reflecting points
  5. Fold, punch, unfold
  6. Counting lines of symmetry
  7. Rotational symmetry
  8. Angles of symmetry
  9. Factors of 360
  10. Both kinds of symmetry

The Other Side of Zero

  1. Floors above and below zero
  2. Adding integers
  3. Inverses
  4. Comparing integers
  5. Subtracting integers
  6. Subtracting as adding the inverse
  7. The number line
  8. Positive and negative tokens
  9. Integers in real life
  10. Brahmagupta's rules