### An Introduction to Vectors

The article provides a summary of the elementary ideas about vectors usually met in school mathematics, describes what vectors are and how to add, subtract and multiply them by scalars and indicates why they are useful.

# Vector Racer

##### Stage: 2, 3 and 4 Challenge Level:

The classic vector racing game, works on an iPad or in the Chrome or Safari browsers.

Alternatively, there are printable versions of the games below.

Use vector notation to describe your moves.
Each horizontal and vertical component cannot differ by more than two from the previous move.

After pressing 'Start Game' you should see the screen below. If you don't, adjust your zoom level (View > Zoom In or Zoom Out) until you do.

Use the Practice Zone to learn how the controls work.

When you are ready, choose Game 1 for a race track or Game 2 for a show jumping course or Game 3 for an obstacle course.

Then pick a colour, edit your route through the course and challenge a friend to a race.

You'll need to agree what the penalty is for going off the track.

Who gets round in the fewest moves?

Who gets round in the shortest distance?

Here are printable versions of the games:

Game 1 race track

Game 2 show jumping

Game 3 pit obstacles