T.S. Huang 
Picture Processing and Digital Filtering [PDF ebook] 

Featuring TIME For Kids content, La gran bandera (Grand Old Flag) discusses the importance of the American flag. This wordless picture book teaches kindergarteners about America’s symbol of freedom a …

Biddy Mason’s life began as an enslaved person. She had to walk 2000 miles to reach California, but once there, she gained her freedom. She became a successful nurse, midwife, and land owner, and lef …

Amazing things happened in California during the twentieth century. People came from all over the world to settle in the Golden State. Today, it is home to more than 38 million people, and the state’ …

Most people use maps every day. But imagine a time when a map of a place didn’t exist. Without a map, how would you get there? How would you know how to get around? Navigate through history as you le …

Amphibians can be found all over the world. There are more than 7, 500 kinds of amphibians living in streams, rainforests, deserts, and everywhere in between. Many of them are in danger due to a dead …

Have you ever seen a skyscraper that is shaped like an elephant? How about one that looks like waves? Students will learn how to measure area while engaged in reading about the world’s coolest skyscr …

California’s government has a lot in common with the federal government. Both have a Constitution and three branches. Learn how these three levels of government-local, state, and federal-work togethe …

Ideal for 1st grade students, this book teaches these 8 words from Fry’s First 100 words list: you, him, her, them, be, like, so, and can. Early readers will learn about the many things their bodies …

Can you spot the Arctic hare on the tundra? Learn how animals blend into nature! Ideal for 1st grade students, this book teaches these 8 words from Fry’s First 100 words list: is, in, into, the, or, …

Follow the map to find the things you need at the grocery store! Ideal for 1st grade students, this book teaches these 9 words from Fry’s First 100 words list: find, which, way, we, go, do, in, the, …