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#abillionthanks

How big is a billion?

Struggling to cope with such a big number, we turned to our friends at Abbots Langley school. We asked them; 'How far would a billion children, standing on each others' shoulders, reach?' We particularly love, "Australia!" Watch more videos here.

Read our blog for resource inspiration

We're sending our billionaire brownies!

In the next couple of weeks some schools around the world will be receiving brownies from Tes, to say thanks a billion.