Rationale Selection Chart

	Image of tire, taken from: http://www.tiresformyride.com/photo-gallery/	Image of one set of tracks, taken from: http://www.stricklandtracks.co.uk/hello-world/
Criteria	Alternate Solution 1: Vehicle with Tires Click to view Alternate Solution 1: Vehicle with Tires	Alternate Solution 2: Vehicle with Tracks Click to view Alternate Solution 2: Vehicle with Tracks
Ease of Use	+	-
Aesthetic Appeal	S	S
Ability to Travel Dunes	-	+
Provides Minimal Damage to Dune	+	-
Ease of builing	+	-
∑+	3	1
∑-	1	3
∑s	1	3
Net score	2	-2
Rank	1	2
Continue or combine?	Continue	Discontinue