In this research, we are trying to improve the curricula that divides the content into small units
and organizes the curricula that organically relate each content. Therefore, the contents are related
from“homogeneity” and “systematic”, and “basic learning” is introduced, and a unit is constructed
by connecting multiple contents. Because of this, it is possible to emphasize the mathematical way of
thinking that forms the basis of understanding the content, and to allow children to take the lead in
learning based on the mathematical way of thinking, and as a result, to develop a better understanding
of knowledge. be able to. Based on this way of thinking, 1practiced it in the units” Tashizan and
Hikizan” and “Large Pieces” in the first grade, and was able to confirm the effectiveness of “basic
learning”.