We have Ralph Baer to thank for the video games people play around the world today. What were the steps Baer took that led him to his famous invention? The Capstone Interactive edition comes with simu
From mending fences to seedlings and combines, life on the farm changes from season to season. Discover what farmers do in winter. Learn how crops are harvested in fall. Real-life photographs follow t
From snow plows to skyscraper nests and rooftop gardens, life in the city changes from season to season. Discover what animals live in the city. Learn how smog forms in summer. Real-life photographs f
What is an election? Learn about elections and why it is important that people vote. Descriptive main text, full-color photos, fast facts, and callout definitions work together to support understandin
From ice skating to tadpoles and migrating birds, life in the pond changes from season to season. Discover how fish stay warm in winter. Learn why butterflies fly away in fall. Real-life photographs f
From hibernation to baby animals and falling leaves, life in the forest changes from season to season. Discover why snow is good for trees. Learn how wildfires help the forest grow. Real-life photogra
