About Tamara Hartson Books by Tamara Hartson Exploring Space by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Weird Ocean Creatures by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Astronauts & Space by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Castles and Knights by (author) Tamara Hartson Ages 8 to 10 Grades 3 to 5 Night Skies of Canada by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Planets by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Spiders by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Robots by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3 Space by (author) Tamara Hartson Ages 6 to 8 Grades 1 to 3