a problem but if he notices anyone watching him he will push his food out of his mouth to see their reaction. Sometimes when he just being an little piggy and realizes he put too much in his mouth he will spit it out. i think in this regard you can seek the help of a speech therapist who would teach you certain things to be done at home to his tongue and mouth..............like stimulating with finger brush and massaging the palate etc...regarding the feeding method etc.my two year old son does the same...but now speech therapy has helped him in getting used to mild chewing.......in keeping the tongue within...mother need to do these mouth exercises regularly fr the child. My 18 month old son does it just cause, he will take a bite and then look at me and just push it all out with his tongue and I'm thinking that he thinks I'm going to laugh which i once did when he did it, so he thinks it's just funny and does it once in a while when he eats and then he'll try to pick it up off the floor and re eat it which I don't allow, I believe it's just a phase and nothing to be concerned about, OF COURSE THERE ARE SOME MELLOW DRAMATIC PEOPLE WHO WILL SAY NEGATIVE THINGS AND JUMP TO THE CONCLUSION OF LIKE "OH MY GOD YOUR KID HAS A MENTAL DISORDER" OR "HIS TONSILS ARE SQUEEZED TOGETHER" OR "HE