01
Your team needs help. Let’s go to the Invention Lab!
02
What things have we designed before?
03
Let’s use this one!
04
05
Here’s your challenge: create the program that makes the snowmobile go.
06
Create the program. It makes the snowmobile go.
![U1L2_img_step_7.png](https://assets.education.lego.com/v3/assets/blt293eea581807678a/blt2a1ed507a4db3925/5eea0b0a7253820a4364d6c8/U1L2_img_step_7.png?locale=en-gb&auto=webp&format=jpeg&width=1800&quality=90&fit=bounds)
07
Test your program.
![U1L2_img_step_8.png](https://assets.education.lego.com/v3/assets/blt293eea581807678a/blt9a5328196578e18f/5eeb6b22464b61607c65ec26/U1L2_img_step_8.png?locale=en-gb&auto=webp&format=jpeg&width=1800&quality=90&fit=bounds)
09
Look at the Task in the Engineering Notebook.
How can you redesign the model or change the program?
![U1L2_img_step_8.png](https://assets.education.lego.com/v3/assets/blt293eea581807678a/blt9a5328196578e18f/5eeb6b22464b61607c65ec26/U1L2_img_step_8.png?locale=en-gb&auto=webp&format=jpeg&width=1800&quality=90&fit=bounds)
10
Let’s get these designs back to your team!
Draw your ideas in your Engineering Notebook, share them, and let’s see what’s next.
![Explore_L1_img_treehouse_step4.jpg](https://assets.education.lego.com/v3/assets/blt293eea581807678a/blta908f41973594c79/60a429aedcc9b9546bfe4663/Explore_L1_img_treehouse_step4.jpg?locale=en-gb&auto=webp&format=jpeg&width=1800&quality=90&fit=bounds)