Horizon Information Portal

	Series	Count
1.	Extreme careers	10
2.	Extreme cars (ABDO Publishing Company)	0
3.	See Xtreme cars	2
4.	Extreme cuisine.	2
5.	Extreme dance	0
6.	See Xtreme dance	1
7.	Extreme dinosaurs	0
8.	See Matthews, Rupert. Extreme dinosaurs	3
9.	Extreme disasters that changed America	0
10.	See X-treme disasters that changed America	3
11.	Extreme Earth	1
12.	Extreme environmental threats	3
13.	Extreme explorations (Series)	0
14.	See Fact finders. Extreme explorations!	2
15.	Extreme fish	0
16.	See Hamilton, Sue L., 1959- Xtreme fish	6