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From The Numberverse by Andy Day Do: Put a number line on the floor. Or you could lay it out on tables and all gather round. Just make sure there are some big spaces between the numbers. Children may have comments before you even start, just from what they have seen so far. Hear them out in case you can use them as a starting point. Before...
Ages: Ages 14-16 (KS4), Ages 11-14 (KS3), Ages 7-11 (KS2)
Themes: Number line, Fractions