How many books are in the His Dark Materials series?
3
4
4
3
4
3
4
3
4
3
4
3
4
3
6
4
3
6
4
5
3
6
4
5
3
6
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
6
7
4
8
5
3
2
6
7
4
8
5
3
2
6
7
4
8
5
3
2
6
7
8
5
3
2
6
7
8
5
2
6
7
9
8
5
2
6
7
9
8
5
2
6
7
9
8
5
2
6
7
9
8
5
2
6
7
9
8
5
2
7
9
8
5
2
7
9
8
0
2
7
9
8
0
2
7
9
10
2
9
10
0
2
9
10
0
11
2
9
10
11
0
2
9
10
11
2
9
10
1
12
11
2
9
10
1
12
11
2
9
10
1
12
11
14
9
10
1
12
109
11
14
9
10
ten
1
13
12
11
16
14
109
9