Trios

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About this puzzle

Find the shared number rule across three boxes, then choose the missing number(s) for the third trio. Five difficulty levels of AAS-style pattern reasoning for Year 5–6 selective and scholarship prep.

How to play

Open the puzzle above, choose a difficulty if asked, then work through each challenge. Your child can retry rounds to build confidence.

  • Builds the same number-trio pattern skills used in AAS and selective thinking tests
  • Five clear levels from starter sums to scholarship-level rules
  • Short 10-question sessions with sparks for accuracy and difficulty

Skills your child builds

  • Number pattern recognition
  • Rule induction
  • Algebraic thinking
  • Selective / AAS abstract reasoning
  • Multi-step number relationships
  • Working memory

Year levels

This puzzle suits primary and early secondary students preparing for NAPLAN, OC and selective school practice. Adjust difficulty inside the game to match your child.