Boards

On this page there are interactive "Drag and drop" boards, with the shown bricks.

1s - 1 set
10s – one set
100s - one set
1s - two sets
10s – two sets
100s – two sets
1s and 10s
1s and 10s - 5 sets
1s, 10s and 100s
1s, 10s, 100s and 1000s