## Long Line

This activity is all about laying down the suits of cards in lines so that adjacent pairs of cards add or multiply together to give particular totals.

Let the Ace represent one, Jack eleven, Queen twelve and King thirteen

How long can you make a line of cards of one suit so that:

sums of adjacent cards are odd numbers;

Here are some other challenges: How long can you make a line of cards of one suit so that:

products of adjacent cards are even numbers;

sums of adjacent cards are prime numbers;

sums of adjacent cards are square numbers;

sums of adjacent cards are triangular numbers;

Solutions to these puzzles are available to those who have a Transum Subscription and are signed in.

You can try similar activities which are online and interactive: Scallywags and Scoundrels - Square Pairs

For Students:

For All:

## Description of Levels

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Level 1 - Contents

Level 2 - Long Line

Level 3 - Make 15

Level 4 - Card Tower

Level 5 - Squares

Level 6 - Snap!

Level 7 - Times Tables

Level 8 - Greater

Level 9 - More ...

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