Christmas Mystery Box

The precious map of Santa’s journey is safely locked away.
Say the magic word and the box will open!

Unfortunately, Santa has memory problems!
But don’t worry the clever elves have helpfully carved the magic word on the box and encoded it with numbers.

Each number corresponds to only one letter.

He knows the magic word is on his list of ten words.
Help Santa get the map by finding the right word that open the box!

Use the ‘Check’ button to verify your answers.

Download the activity at the bottom of the page.

An idea from concours.castor-informatique.fr

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What’s the Maths behind this activity?

What’s behind? Maths tips

Participants develop problem-solving and literacy skills. Maths concept involved: cipher, logic.