39 books • 12 series
Engineering Marvels: Buildings Around the World: Nets and Surface Area (Mathematics Readers)
Animales asombrosos: Criaturas prehist ricas: N meros hasta 1,000 (Amazing Animals: Prehistoric Creatures: Numbers to 1,000) (Mathematics Readers)
Animales asombrosos: Tiburones: Conteo salteado (Amazing Animals: Sharks: Skip Counting) (Mathematics Readers)
Deportes espectaculares: Artes marciales: Comparaci n de n meros (Spectacular Sports: Martial Arts: Comparing Numbers) (Mathematics Readers)
Arte y cultura: Arte abstracto: L neas, semirrectas y ngulos (Art and Culture: Abstract Art: Lines, Rays, and Angles) (Mathematics Readers)
La historia de las innovaciones victorianas: Fracciones equivalentes (The History of Victorian Innovations: Equivalent Fractions) (Mathematics Readers)
Arte y cultura: Historias de las constelaciones: Figuras (Art and Culture: The Stories of Constellations: Shapes) (Mathematics Readers)
Deportes espectaculares: Las carreras m s duras del mundo: Comprensi n de fracciones (Spectacular Sports: World s Toughest Races: Understanding Fractions) (Mathematics Readers)