G 6,  Science, Design, Engineering

A The problem I was trying to solve is that we the heat of the liquid in the cup is cooling down rapidly.

B We first brainstormed about what keeps humans warm, and drew the design,  and finally built it.

C It worked well sonce that it only dropped 88.5-73.2, which is 10.3 c.

D The hardest thing is that the hot glue melting during testing.

I learned that tinfoil can keep warmth.