In what way has Heather changed Greg's perspective on the pool?
He wants to go to there more now so he can see her.
How did Greg's mom react to Greg wanting to go the pool with her and Manny?
She was proud of him because she thought he was putting his family in front of video games.
What does Greg hope will happen by the time he goes back to school?
He'll have a high school girlfriend.
What didn't Greg tell his mom about? And why didn't he tell her?
About Heather, because he doesn't want her interfering with his "love life".
Why didn't Greg notice the lifeguards at the pool the day before?
he was sick
there were too many people
he was busy swimming
his brothers distracted him too much
Why do you think Greg thinks Heather is more interesting than her little sister Holly?
(Because she's in high school / she's older.)
Why doesn't Greg want to stay home anymore?
Because the dog (Sweety) has "ruined the fun of staying at home".