Self–esteem, like self-efficacy and ability of adjust, is not present, at same rate, among all the individuals though these abilities are present in every individual to some extent. Self-esteem, self-efficacy and adjustment, make the person grow higher and higher and achieve success at the fastest rate. Most of the successful people do possess these abilities at high level, whereas weak and mostly unsuccessful lack these abilities in them. If one want to  improve and enhance one’s self-esteem, either a person have to develop of its own , or either gain through every day experiences or gain by undergoing training  for gaining life skills which may help to improve  and  enhance it. Every common man , students, professionals in day to day life come across situations/ and varied experience , in their personal and professional life , where they are unable to cope  with stress , emotions  especially anger, empathise , make decisions, solve problems, effectively communicate and listen , form strong interpersonal bonds, manage time . Due to lack of  these life skills  they are unable to  grow , prosper , achieve success  , which if they would have had would  have helped to improve and enhance their self-esteem, self-efficacy and adjustment and make them successful . Life skills for improving self-esteem, self-efficacy and adjustment include self-awareness, effective communication skills, interpersonal relationships, time management, coping stress, managing emotions, creative thinking, critical thinking, empathy and few others. These skills are very important skills essential for effective functioning of the life. There are many life skills, if developed by providing ‘life skill training’ can help the person to achieve success in his life. Researcher has designed a ‘training program’ especially for pre-service teacher trainees. Researcher have conducted a pilot study and have attempted to study effectiveness of  the life skill training of the developed ‘ training programme’  on self-esteem of teacher trainees at B.Ed. level , further performed  analysis to measure the effect of the developed ‘training program’ on self-esteem and  have presented the findings of the study conducted . The findings of the pilot study revealed that life skill training of ‘training programme’ developed by the researcher was effective on self-esteem of teacher trainees at B.Ed. level.