This research aims to improve math achievement story takes the product of the student grade 4 number of 32 people, ban tha Kham Rai 2 Dua, unity from the classroom, 4/1, room 21 men and 4/2 11 people by a group of instructional collaboration techniques (TAI) is a method of teaching that combines classroom and individual instruction together with the participant has done things to learn by themselves according to their abilities and promote cooperation within the group. There was an exchange of experience, learning and social interaction.
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