Supplementary Materials "How we think about numbers - Early counting and mathematical abstraction" - Chapter 2

Supplementary Materials for Chapter 2 of the Doctoral Dissertation "How we think about numbers - Early counting and mathematical abstraction". Contains Preregistrations, open data and open materials for study 1 and study 2.

《我们如何思考数字——早期计数与数学抽象》第二章的补充材料。包含研究1和研究2的预注册数据、公开数据和公开材料。