2. Follow the engineering design process and make an insulated bag that meets your needs. Test its insulation performance.
Activity Booklet 26
I always carry my water bottle when I go out.
Defining the p r oblem
1
Apart from keeping water warm, what other requirements should the insulated bag meet?
Collecting information 2
What materials insulate heat better? How can you reduce the weight of the bag? How can you make the bag beautiful and useful?
Engineering design process
Drawing a design 3
What parts does your design have? What materials are the parts made of? What are the uses of the materials?
Making the product 4
How can you glue different materials together? What safety precautions should you take when you make the product?
Engineering design process includes defining the problem, collecting information, and designing, making and testing the product. It also involves improving and reflecting on each step. This is a cycle process. e
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