Problem | Category | Difficult |
---|---|---|
G1 Basic shapes 15 | amateur | |
G1 Basic shapes 20 | amateur | |
G1 Compare Number 02 | newbie | |
G1 Compare Number 09 | amateur | |
G1 Compare Number 10 | amateur | |
problem solving 107 | newbie | |
subtraction 1 | newbie | |
subtraction 2 | newbie |