What are axles?

 

Why do we need them, and when do you see them?

Let's explore!

 

 

Today our challenge is to make a simple car chassis and test out our axles. 

 

Now to make our frame, we need to measure accurately. Let's think of some rules for measuring.

 

One important rule for measuring is:

Measure twice, cut once!

 

How will we connect our pieces of cardboard that we have measured and cut?

 

Lets get building!