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Line up three of one family

Exercise and reference answers

Grid
    1. Group
      Metals
      Item
      Na
    2. Group
      Metals
      Item
      Fe
    3. Group
      Non-metals
      Item
      Cl
    1. Group
      Metalloids
      Item
      Si
    2. Group
      Non-metals
      Item
      O
    3. Group
      Metals
      Item
      Mg
    1. Group
      Metalloids
      Item
      B
    2. Group
      Non-metals
      Item
      S
    3. Group
      Metalloids
      Item
      Ge
Groups
  1. Item
    Metals
  2. Item
    Non-metals
  3. Item
    Metalloids
Instructions
Tap a tile, then a neighbour, to swap them. Line up three metals, non-metals or metalloids.

Explanation

_Source: Siyavula Physical Sciences Grade 10 (Everything Science, CC BY 4.0), Chapter 2: Classification of matter_
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