Question: How come Roger won't let Kyra help with her Social Studies project?
Two Heads Are Better Than None - S4-E14
Question: Who screams the second time when Kenan tries to question Kel about the first scream?
Answer: Kel.
Housesitter - S3-E13
Question: Why did Chris cover the faces of his mother on any pictures?
Answer: He's simply enjoying doing it himself. Especially since he likely believes he can do it better than she can.