1. Click the 2. Watch the two videos on the first page. 3. Gather snack supplies and your iPad to create the model described in the STEM Challenge video on the 1st page of this activity. 4. Create your landform model, take a picture of it and add it to page 2 of this activity. 5. On page 3 there are more videos to watch for further learning. 6. Click the when you are done to send your work to your teacher.