Bound To Stay Bound

		Herbert's wormhole : AeroStar and the 3 1/2-point plan of vengeance  Author: Nelson, Peter  Publisher:  Harper (2013)  Classification: Fiction  Physical Description: 346 p., ill., 21 cm.  BTSB No: 670298  ISBN: 9780062012203  Ages: 8-12  Grades: 3-7  Subjects:  Time travel -- Fiction  Extraterrestrial beings -- Fiction  Friendship -- Fiction
	Price: $6.50

Summary:
Herbert, Alex, and Sammie are pretty sure their adventures in the future are over until they meet their greatest villain yet: Sammie's future self, AeroStar, a power-mad tyrant who wants revenge. It's up to our heroes to once again don the mantle of the AlienSlayers and somehow try to save the past, present, and the future from total annihilation.