Posted on Aug.03, 2013, under nasa
From the home office at Gale Crater, Mars….
- Citizen Scientists by Loree Griffin Burns
- Eye of the Storm by Kate Messner
- I, Galileo by Bonnie Christensen.
- Scholastic Discover More: The Elements by Dan Green
- Seymour Simon’s Extreme Earth Records Seymour Simon
- The Mighty Mars Rovers. Elizabeth Rusch
Complete list is here: http://www.nsta.org/publications/ostb/ostb2013.aspx
Posted on Jul.04, 2013, under math