Horizon Information Portal

	Series	Count
1.	Extreme readers. Emerging 2 reader	4
2.	Extreme readers. Emerging two reader	0
3.	See Extreme readers. Emerging 2 reader	4
4.	Extreme reptiles	0
5.	See Jackson, Tom, 1972- Extreme reptiles	4
6.	Extreme rescues	0
7.	See Xtreme rescues	6
8.	Extreme science careers.	3
9.	Extreme scientists	3
10.	Extreme snakes	0
11.	See Hamilton, Sue L., 1959- Xtreme snakes	1
12.	Extreme space	0
13.	See Hamilton, Sue L., 1959- Xtreme space	3
14.	Extreme speed	0
15.	See Hamilton, Sue L., 1959- Xtreme speed	6
16.	Extreme speed (Lerner Publications Company)	6