This is a must read: Give your child boldness, security, and self confidence by speaking positive words of approval, encouragement, and love. 101 Words of Affirmation Every Child Wants to Hear - by Matthew L.
7 chores your kids should be doing. It is best for them to clean their own room (no matter how clean it actually gets) or make their own lunch or learn to entertain themselves. Teach them to be self sufficient and support them!
I agree children need discipline but people get so judgmental and mad when a three year old is having a bad day. Your kids weren't perfect and neither are any one else's! So stop judging a parents parenting based off a one time meeting.