[Q]: Objective: how do you know a dog is on its period?
[A]: check for blood by it's genitals.

[Q]: Objective: pins
[A]: can hold up calendar

[Q]: Objective: baking powder substitiution
[A]: use baking soda and cream of tartar

[Q]: Objective: What supplies are needed to make a side window sun shade for the car?
[A]:
One large sized windshield cover shade Fabric tape to cover edges 2-3 rolls Knife or scissors Marker