A Bag of Marbles

Use the information to describe these marbles. What colours must be on marbles that sparkle when rolling but are dark inside?

Problem



 

Image
A Bag of Marbles



 

Suppose that in a bag of marbles, all the ones that -



 

are rough to feel, have a blue colour on them;



 

sparkle when rolling, have a red colour on them;



 

are cold to touch, have a white colour on them;



 

are dark inside, have a green colour on them.



 

What can you say about each of the marbles A - J?



 

Image
A Bag of Marbles



 

Imagine you are making marbles. What colours must be put on marbles that -



 

 
sparkle when rolling but are dark inside?



 

are cold to touch and feel rough?



 

are cold, but sparkle when rolling?



What colour(s) could be on a marble that

 

is cold?



 

sparkles when rolling?



What colours would you find on a cold, sparkly, dark and rough marble?