Skip to main content

Explore a limited selection of dorKk videos free on YouTube.

YouTube

dorKk · English lesson guide

Grade 8 Mathematics: modules and lessons

Explore Grade 8 Mathematics: 15 modules and 77 lesson entries. Use the dorKk lesson guide to plan revision and catch-up study.

dorKk provides pre-recorded CAPS-aligned video lessons for self-paced study alongside schoolwork. Choose a module below, find the lesson that matches your classwork, and use the sequence to identify gaps. This guide lists lesson titles; access to the videos depends on your subscription. dorKk is not an online school.

Source: dorKk English lesson list dated 21 January 2026. Catalogue entries may differ from current app availability.

Plan your study

  1. Choose the module you are currently studying at school.
  2. Try a textbook question first and note where you get stuck.
  3. Watch the matching lesson, try again and keep a list of questions for your teacher.

WHOLE NUMBERS

  1. 1.1.MENTAL MULTIPLICATION OF WHOLE NUMBERS
  2. 1.2.ORDERING AND COMPARING WHOLE NUMBERS
  3. 1.3.PROPERTIES OF WHOLE NUMBERS
  4. 1.4.CALCULATIONS INVOLVING WHOLE NUMBERS
  5. 1.5.MULTIPLES AND FACTORS
  6. 1.6.RATIO AND RATE
  7. 1.7.FINANCIAL MATHEMATICS

EXPONENTS

  1. 2.1.SQUARES AND CUBES
  2. 2.2.COMPARING NUMBERS IN EXPONENTIAL FORM
  3. 2.3.CALCULATIONS INCLUDING NUMBERS IN EXPONENTIAL FORM
  4. 2.4.EXPONENTS APPLIED TO RATIOS AND RATES

INTEGERS

  1. 3.1.COUNTING, ORDERING AND COMPARING INTEGERS
  2. 3.2.CALCULATIONS INVOLVING INTEGERS
  3. 3.3.PROPERTIES OF INTEGERS
  4. 3.4.SOLVING PROBLEMS USING INTEGERS

FRACTIONS

  1. 4.1.COMMON FRACTIONS; CALCULATIONS WITH FRACTIONS
  2. 4.2.COMMON FRACTIONS; CALCULATION TECHNIQUES
  3. 4.3.SOLVING PROBLEMS WITH COMMON FRACTIONS AND MIXED NUMBERS
  4. 4.4.COMMON FRACTIONS; PERCENTAGES
  5. 4.5.COMMON FRACTIONS; EQUIVALENT FORMS
  6. 4.6.DECIMALS; ORDERING, COMPARING AND ROUNDING
  7. 4.7.DECIMAL CALCULATIONS
  8. 4.8.DECIMALS; SQUARES, CUBES, SQUARE ROOTS AND CUBE ROOTS
  9. 4.9.DECIMALS; SOLVING PROBLEMS
  10. 4.10.DECIMALS; EQUIVALENT FORMS

NUMERIC AND GEOMETRIC PATTERNS

  1. 5.1.INVESTIGATE AND EXTEND NUMERIC AND GEOMETRIC PATTERNS
  2. 5.2.GENERAL RULES FOR OBSERVED RELATIONSHIPS BETWEEN NUMBERS

FUNCTIONS AND RELATIONSHIPS

  1. 6.1.INPUT AND OUTPUT VALUES
  2. 6.2.EQUIVALENT FORMS

ALGEBRAIC EXPRESSIONS

  1. 7.1.ALGEBRAIC EXPRESSIONS (REVISION)
  2. 7.2.CONVENTIONS FOR WRITING ALGEBRAIC EXPRESSIONS
  3. 7.3.LIKE AND UNLIKE TERMS
  4. 7.4.RECOGNISE AND IDENTIFY COEFFICIENTS AND EXPONENTS
  5. 7.5.ADD AND SUBTRACT LIKE TERMS
  6. 7.6.MULTIPLYING INTEGERS BY MONOMIALS, BINOMIALS AND TRINOMIALS
  7. 7.7.DIVIDING MONOMIALS, BINOMIALS AND TRINOMIALS BY INTEGERS
  8. 7.8.MULTIPLICATION AND DIVISION IN ALGEBRAIC EXPRESSIONS
  9. 7.9.SQUARES, CUBES, SQUARE ROOTS, AND CUBE ROOTS OF MONOMIALS
  10. 7.10.NUMERICAL VALUES OF ALGEBRAIC EXPRESSIONS

ALGEBRAIC EQUATIONS

  1. 8.1.ALGEBRAIC EQUATIONS (REVISION)
  2. 8.2.TABLES OF ORDERED PAIRS
  3. 8.3.SOLVING EQUATIONS

GRAPHS

  1. 9.1.REVISION
  2. 9.2.MORE FEATURES OF GRAPHS
  3. 9.3.DRAWING GLOBAL GRAPHS
  4. 9.4.GRAPH OF ORDERED PAIRS

SPACE AND SHAPE

  1. 10.1.2D SHAPES; TRIANGLES
  2. 10.2.2D SHAPES; QUADRILATERALS
  3. 10.3.2D SHAPES; CONGRUENCY
  4. 10.4.2D SHAPES; SOLVING PROBLEMS
  5. 10.5.PLATONIC SOLIDS
  6. 10.6.3D MODELS
  7. 10.7.STRAIGHT LINE ANGLES
  8. 10.8.STRAIGHT LINES SOLVING PROBLEMS

TRANSFORMATION GEOMETRY

  1. 11.1.TRANSFORMATION OF POINTS ON A COORDINATE PLANE
  2. 11.2.TRANSFORMATION OF TRIANGLES ON A COORDINATE PLANE
  3. 11.3.ENLARGMENT AND REDUCTIONS

GEOMETRY

  1. 12.1.BISECTING ANGLES AND PERPENDICULAR
  2. 12.2.CONSTRUCTING ANGLES
  3. 12.3.PROPERTIES OF GEOMETRIC FIGURES

MEASURING

  1. 13.4.SURFACE AREA AND VOLUME OF 3D OBJECTS
  2. 13.5.SURFACE AREA AND VOLUME OF 3D OBJECTS; CALCULATIONS AND SOLVING PROBLEMS
  3. 13.6.THEOREM OF PYTHAGORAS

DATA HANDLING

  1. 14.1.COLLECTING DATA
  2. 14.2.ORGANISE AND SUMMARISE DATA USING THE MEASURE OF DISPERSION
  3. 14.3.DRAWING BAR GRAPHS
  4. 14.4.DRAWING HISTOGRAMS
  5. 14.5.DRAWING PIE CHARTS AND BROKEN LINE GRAPHS
  6. 14.6.INTERPRETING DATA REPRESENTED IN VARIOUS GRAPHS
  7. 14.7.INTERPRETING, ANALYSING AND REPORTING DATA
  8. 14.8.INTERPRET POPULATION DATA (REPORT DATA)
  9. 14.9.ROLE OF EXTREMES IN DATA

PROBABILITY

  1. 15.1.PERFORM SIMPLE EXPERIMENTS
  2. 15.2.LIST POSSIBLE OUTCOMES
  3. 15.3.PROBABILITY OF EACH OUTCOME
  4. 15.4.RELATIVE FREQUENCY
  5. 15.5.DIFFERENCE BETWEEN RELATIVE FREQUENCY AND PROBABILITY

Questions about access

Are the lessons live?

No. The video lessons are pre-recorded for study at your own pace.

Does dorKk replace my school?

No. dorKk supports schoolwork and revision and does not award school qualifications.

View subscription options