### Counting Counters

Take a counter and surround it by a ring of other counters that MUST touch two others. How many are needed?

### Cuisenaire Rods

These squares have been made from Cuisenaire rods. Can you describe the pattern? What would the next square look like?

### Doplication

We can arrange dots in a similar way to the 5 on a dice and they usually sit quite well into a rectangular shape. How many altogether in this 3 by 5? What happens for other sizes?

# Magic Circles

##### Stage: 2 Challenge Level:

Put the numbers $1$, $2$, $3$, $4$, $5$ and $6$ into the squares so that the numbers on each circle add up to the same amount.

Can you find the rule for giving another set of six numbers?