Interests

a. Understanding InterestsInterest is a situation where a person has attention to something and with a desire to know and learn and prove further Bimo Walgito (1981: 38). In the study required a concentration of attention so what is learned can be understood. So that students can do something that previously could not be done. There was achanges in behavior. This behavior changes include the whole person students; good kognitip, psychomotor and affective.W. S Winkel said that interest is the tendency rather settle for feeling attracted to certain fieldsand had the pleasure of working in the field (1983: 38), while according to Witherington (1985: 38) interest is awareness a person against an object, a person, a problem or situationmengadung certain nothing to do with him or seen as something conscious. The factors underlying interest according to Crow and Crow translated by Z. Kasijan (1984: 4), namely a boost factor from the inside, push factors are social and factors relate to emotionally. Can be a factor of the requirements relating to physical and psychological. The emergence of interest of a person can also be driven by thesocial motivation is to get the recognition and appreciation of community environment where a person is located, while factor shows the size of a person's emotional intensity in plant attention to a particular activity or object. 
Meanwhile, according to Sumadi Suryabrata (2002: 68) definition of interest is "A taste prefers and a sense of interest in a matter or activity without being told ". Interest basically is The reception will be a relationship between oneself and the thing outside himself. The stronger or near relations are increasinglygreat interest. Interest can be defined as "high trend against something, interested, attention, passion and desire ". Opinion Another notion of interest is expressed by Albertus T. which translates Sardiman AM, interest is "Awareness someone that an object, a person, a problem or situation containing nothing to do with him "(2006: 32).According to Hilgard cited by Slameto (2003: 57) interest is a "trend remains to pay attention and recalled some events ". Activities that demand a person note constantly accompanied by a sense of pleasure.Meanwhile, according to Holland cited by Djaali (2007: 122) said that "Interest is high tendency heartagainst something ". Therefore, the interest is a psychological aspect which is owned someone who creates a feeling of love or attracted to something and is able to influence the actions of the person. Has interest a close relationship with the impulse within the individual that then give rise to a desire to participate or get involved at an interest. Someone who is interested in a the object will tend to feel happy when engaged in in these objects that are likely to be noticed great attention to the object. Attention is given to the can be realized with curiosity and learning objects The. To increase interest, the learning process can be carried out in the form of student activities and experience what works present in the environment in groups. In the group an interaction occurs between students who also can growing interest in the activity.

b. Factors - Factors Affecting Interests

An interest in an object or a person will be certain things are not will present itself suddenly within the individual. Interest can arise in a person through the process. As is attention and interaction with the environment, the interest can be develops. Many factors affect a person's interest wouldcertain things. Miflen, FJ & Miflen FC, (2003: 114) suggests there are two factors that affect the interests of learners, namely:1. Factors of the character traits that2. External factors, such as family, school and the community or the environment.

According to Crow and Crow were cited (Dimyati Mahmud, 2001: 56) which states that there are three factors that underlie the emergence of a person's interest, namely:

1. Factors encouragement that comes from within. This requirement can be such requirements relating to physical and psychological.2. Factors social motives. The emergence of a person's interest can be encouraged from social motives, namely the need to obtain awards and the environment in which they are located.3. Emotional factors. This factor is a measure of the intensity of someone in paying attention to activities or objects certain.According to John, quoted by Ben Walgito (1999: 35), states that "The interest can be classified into two, namely the intrinsic and extrinsic interests. Intrinsic interest is interest the emergence of the individual itself without outside influence. Interest Extrinsic is of interest that arise due to influences from the outside ". Based on this opinion, the intrinsic interest can arise because influence attitudes. Perception, learning achievement, talent, gender and including expectations of work. Whereas extrinsic interests can arise because of the influence of socioeconomic status backgrounds of parents, interest of parents, information, environment and so on.