Ring a Ring of Numbers
Choose four of the numbers from 1 to 9 to put in the squares so that the differences between joined squares are odd.
Choose four of the numbers from 1 to 9 to put in the squares so that the differences between joined squares are odd.
These pieces of wallpaper need to be ordered from smallest to largest. Can you find a way to do it?
How many legs do each of these creatures have? How many pairs is that?
As you come down the ladders of the Tall Tower you collect useful spells. Which way should you go to collect the most spells?
If there are 3 squares in the ring, can you place three different numbers in them so that their differences are odd? Try with different numbers of squares around the ring. What do you notice?
Are these statements relating to odd and even numbers always true, sometimes true or never true?
In how many different ways can you break up a stick of seven interlocking cubes? Now try with a stick of eight cubes and a stick of six cubes. What do you notice?
Ben and his mum are planting garlic. Can you find out how many cloves of garlic they might have had?
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
How would you create the largest possible two-digit even number from the digit I've given you and one of your choice?