"An excellent reference. This book has to be on the shelf of everyspace buff." --James Lovell, Commander, Apollo 13. Get the inside story on outer space from th

Ziggy and his friends blast off to space camp in this freshly repackaged chapter book from bestselling author Sharon Draper! Ziggy and his friends are excited t

This book provides teachers with 50 dynamic activities to teach science, through music, food, games, literature, community, environment, and everyday objects. T

From the beginning of the space age, scientists and engineers have worked on systems to help humans survive for the astounding 28,500 days (78 years) needed to