The Birthdays
Time to celebrate with this puzzle!
Happy birthday! In this puzzle, you must find the maximum number of friends that can be present at the birthday party. And the only clue you have is a little strange…
This puzzle juggles calendar dates and addition. Blow the candles and wish for the solution!
Explanations and Resources
This activity comes with an explanatory sheet that presents the answer and the mathematical concepts used.
The use of the following materials may contribute to the success of the activity:
- Calendars of the full year (available in the school agenda)
Teachers
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You suggestions
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