Junk Yard Science and Flying Marshmallows

Found a great website to use to help the students use FOSS and yet connect it to what we are learning...variables. Here is the sheet I made to go with it and a quick video to show.

Electromagnet Warm Up Sheets

I included the answer key on the second page, and the link to the lesson I am using for the activity. 

Now, onto 5th grade. Here is the idea and sheet for my bigs as they build catapults for marshmallow shooters. I can't wait to see the marshmallows fly. 

 

                             Marshmallow Catapult Directions