TANTRUMS-put him to sit in a spot that you can use consistently. Tell him that he cannot come out until he puts his tears or tempers away. Show him appropriate ways handle his emotions(deep breaths,say I'm angry). CRYING & WHINING-you have to realize that he needs time to adjust.Talk to other parents who use the daycare if they had similar problems. "The Kissing Hand" is a children's book on this situation. Let him take something special from home to daycare.Buy children's books about daycare and read them to him. Talk about daycare and all the positive things.