### 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?

### Odd Times Even

This problem looks at how one example of your choice can show something about the general structure of multiplication.

### Walking Round a Triangle

This ladybird is taking a walk round a triangle. Can you see how much he has turned when he gets back to where he started?

# Two Numbers Under the Microscope

##### Stage: 1 Challenge Level:

Choose any two odd numbers, such as $5$ and $9$. Add them together.

Draw a picture or make a model to show how the numbers add together.

Adam found some dominoes with $5$ and $9$ spots on them:

Abdul drew a picture of $5$ add $9$ like this: