Saskia Lacey

• Prehistoric Masters of Literature
• 180 Days of Social Studies
• Amazing Animals : Extreme Dinosaurs
• Amazing Animals : Prehistoric Creatures
• Changing the Constitution (Grade 5)
• Engineering Marvels : Buildings Around the World
• How to Build a Plane
• La creación de hábitats
• La historia de las innovaciones victorianas
• Spectacular Sports : Martial Arts
• 180 Days of Geography for Third Grade
• 6-Copy Counter Display Playful As a Panda, Peaceful As a Sloth