Logic and reasoning

Here is a list of all of the skills that cover logic and reasoning! These skills are organized by grade, and you can move your mouse over any skill name to preview the skill. To start practising, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

Junior kindergarten skills

  1. G.1 Same
  2. G.2 Different
  3. G.3 Same and different

Kindergarten skills

  1. O.1 Same
  2. O.2 Different
  3. O.3 Same and different

Grade 2 skills

  1. N.1 Guess the number

Grade 3 skills

  1. Q.1 Guess the number
  2. Q.2 Largest/smallest number possible
  3. Q.3 Find the order
  4. Q.4 Age puzzles
  5. Q.5 Find two numbers based on sum and difference
  6. Q.6 Find two numbers based on sum, difference, product and quotient

Grade 4 skills

  1. F.6 Solve word problems using guess-and-check
  2. I.1 Find two numbers based on sum and difference
  3. I.2 Find two numbers based on sum, difference, product and quotient
  4. I.3 Find the order

Grade 5 skills

  1. O.3 Guess-and-check problems
  2. O.4 Find the order
  3. O.5 Use Venn diagrams to solve problems

Grade 6 skills

  1. O.3 Guess-and-check word problems
  2. O.5 Use logical reasoning to find the order

Grade 7 skills

  1. P.3 Guess-and-check word problems
  2. P.4 Use Venn diagrams to solve problems
  3. P.5 Find the number of each type of coin

Grade 8 skills

  1. N.2 Guess-and-check word problems
  2. N.3 Use Venn diagrams to solve problems

Grade 9 skills

  1. W.1 Identify hypotheses and conclusions
  2. W.2 Counterexamples

Grade 10 skills

  1. V.1 Identify hypotheses and conclusions
  2. V.2 Counterexamples
  3. V.3 Truth tables
  4. V.4 Truth values
  5. V.5 Conditionals
  6. V.6 Negations
  7. V.7 Converses, inverses and contrapositives
  8. V.8 Biconditionals

Grade 11 skills

  1. T.4 Proofs involving angles
  2. T.5 Proofs involving parallel lines I
  3. T.6 Proofs involving parallel lines II
  4. T.13 Proofs involving triangles I
  5. T.14 Proofs involving triangles II
  6. W.1 Identify hypotheses and conclusions
  7. W.2 Counterexamples
  8. W.3 Truth tables
  9. W.4 Truth values
  10. W.5 Conditionals
  11. W.6 Negations
  12. W.7 Converses, inverses and contrapositives
  13. W.8 Biconditionals

Grade 12 skills

  1. X.1 Identify hypotheses and conclusions
  2. X.2 Counterexamples
  3. X.3 Conditionals
  4. X.4 Negations
  5. X.5 Converses, inverses and contrapositives
  6. X.6 Biconditionals