Classic
Students progress at their own pace and you see a leaderboard and live results.
3+2= ---- , 2+3= ----
4+2= ---- , 2+4= ----
3+4= ---- , 4+3= ----
5+2= ---- , 2+5= ----
8+1= ---- , 1+8= ----
0+5= ---- , 5+0= ----
8+2= ---- , 2+8= ----
1+5= ---- , 5+1= ----
2+7= ---- , 7+2= ----
0+8= ---- , 8+0= ----