Date Collection

The game is mainly for primary school grade two，corresponding the second grade first unit of primary school mathematics of Human education--Data collection and sorting.Students like what color,
like to go to those places to play, like to participate in what activities？Like what the most,
like what the least...How to collect and organize the data？How to analyze these problems?
You must can't wait to study it.Come and join me in the game, explore the secrets of the ocean floor,
and find a way to solve the problem.QD learn aims at teaching through lively activities and happy learning.