10 h 7 m, 20 mar 2007 ano - Learning to use my fingers
Descrição:
During this time I was in the concrete operation stage. In second grade I started using my fingers to help me count to solve math problems.Adicionado na linha do tempo:
Data:
10 h 7 m, 20 mar 2007 ano
Agora
~ 17 years ago
