Description

Addition is children or primary school students to understand mathematics entrance,
so pleasant understand addition and subtraction can make children or primary school students interest in mathematics.
Learning knowledge in a game is accord with children's characteristics.
This game use instant feedback reward system, make the children happy to understand and remember the following addition table.
1+1=2
2+1=3 2+2=4
3+1=4 3+2=5 3+3=6
4+1=5 4+2=6 4+3=7 4+4=8
5+1=6 5+2=7 5+3=8 5+4=9 5+5=10
6+1=7 6+2=8 6+3=9 6+4=10 6+5=11 6+6=12
7+1=8 7+2=9 7+3=10 7+4=11 7+5=12 7+6=13 7+7=14
8+1=9 8+2=10 8+3=11 8+4=12 8+5=13 8+6=14 8+7=15 8+8=16
9+1=10 9+2=11 9+3=12 9+4=13 9+5=14 9+6=15 9+7=16 9+8=17 9+9=18