Arrange the ornaments in the box so that no more than
three are in any line horizontally, vertically or diagonally.
Teacher: There are also self-checking versions of this activity for different sized grids:
2 by 2 3 by 3 4 by 4 5 by 5
Topics: Starter | Puzzles | Xmas
You can find many more ChristMaths activities at:
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There is a printable worksheet to go with this activity.
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Teacher, do your students have access to computers such as tablets, iPads or Laptops? This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments:
However it would be better to assign one of the student interactive activities below.
Here is the URL which will take them to the student version of this activity.
Investigate other sized ornament boxes using a spreadsheet.
Use "1" to represent an ornament in the box.
Set up row and column totals to check whether your solution is correct