Time

  • A Calendar Question
    problem

    A Calendar Question

    Age
    7 to 11
    Challenge level
    filled star filled star empty star
    July 1st 2001 was on a Sunday. July 1st 2002 was on a Monday. When did July 1st fall on a Monday again?
  • Home Time
    problem

    Home Time

    Age
    7 to 11
    Challenge level
    filled star filled star empty star
    Alice's mum needs to go to each child's house just once and then back home again. How many different routes are there? Use the information to find out how long each road is on the route she took.
  • Slow Coach
    problem

    Slow Coach

    Age
    7 to 11
    Challenge level
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    How many of this company's coaches travelling in the opposite direction does the 10 am coach from Alphaton pass before reaching Betaville?
  • A green clock with yellow and white hands.
    problem

    Clock Hands

    Age
    7 to 11
    Challenge level
    filled star filled star filled star

    This investigation explores using different shapes as the hands of the clock. What things occur as the the hands move.

  • Palindromic Date
    problem

    Palindromic Date

    Age
    7 to 11
    Challenge level
    filled star filled star filled star
    What is the date in February 2002 where the 8 digits are palindromic if the date is written in the British way?
  • Practice Run
    problem

    Practice Run

    Age
    7 to 11
    Challenge level
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    Chandrika was practising a long distance run. Can you work out how long the race was from the information?
  • The hare and the tortoise
    problem

    The Hare and the Tortoise

    Age
    7 to 11
    Challenge level
    filled star filled star filled star
    In this version of the story of the hare and the tortoise, the race is 10 kilometres long. Can you work out how long the hare sleeps for using the information given?
  • Walk and Ride
    problem

    Walk and Ride

    Age
    7 to 14
    Challenge level
    filled star filled star filled star
    How far have these students walked by the time the teacher's car reaches them after their bus broke down?
  • Speedy Sidney
    problem

    Speedy Sidney

    Age
    11 to 14
    Challenge level
    filled star filled star filled star

    Two trains set off at the same time from each end of a single straight railway line. A very fast bee starts off in front of the first train and flies continuously back and forth between the two trains. How far does Sidney fly before he is squashed between the two trains?

  • N is a Number
    problem

    N Is a Number

    Age
    11 to 14
    Challenge level
    filled star filled star filled star
    N people visit their friends staying N kilometres along the coast. Some walk along the cliff path at N km an hour, the rest go by car. How long is the road?