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Your challenge is to find all the different journeys for visiting four stations.
Can you predict the number of different journeys for visiting seven stations? Were you right?
You might like to then invent your own routes that may go further than this one and then answer similar questions that you can think up.
Take a counter and surround it by a ring of other counters that MUST touch two others. How many are needed?
These squares have been made from Cuisenaire rods. Can you describe the pattern? What would the next square look like?
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.