Category:321 Liftoff An Educator's Guide
3.. 2.. 1... Liftoff! Educator Guide is a curriculum developed by NASA and therefore not copyrightable. Portions of it are republished here. It is also available as a .pdf on commons ( File:3.2.1.Liftoff_Educator_Guide.pdf) or on the website.
It is intended for children in pre-k through grade 2 (ages 4-8).