I signed for kids. I feel they should know as early as possible. As a parent, we better communicate those topics with them. Then we can guide them on the top of what they learn.
Stethoscope 发表于 2015-3-21 09:06) k' D; l+ E% A3 G4 M9 G
I signed for kids. I feel they should know as early as possible. As a parent, we better communicate ...