Tham Tian Ching Janice's answer to Jonathan's Primary 5 Science Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Tham Tian Ching Janice
Tham Tian Ching Janice's answer
49 answers (Tutor Details)
1st
Penguins are birds family group