操作指南
In the general exercise part, just orally calculate it and click the correct answer. In the estimate part, please estimate if it’s larger or not than an given number.
应用介绍
This game is designed for the third grade pupils to practice their ability of addition and subtraction.
Games of QD Learn are developed specifically for primary school students, both educative and entertaining. All the QD Learn games are designed according to educational theory. Each game is designed for each knowledge point. QD Learn aims to teach through lively activities and happy learning.