Meet mythical creatures from all around the world with these creative writing prompts. Tell a story from a monster's perspective, trek the Himalayas with a yeti and create your own monster too!

These math worksheets apply multiplication to the real world with interactive games and word problems that address multiplying double-digit numbers, place values and the properties of operations.

Dive into earth and life science with this book on aquatic biomes. Research reefs, learn wetland animals, and explore the squishy world of swamps in this book about these wet and wild ecosystems.

Nature documentaries might make the animal world seem graceful, but it's actually pretty gross! Explore all the icky, sticky and smelly things animals do to help each other survive in the wild.

Challenge your fourth grader with these spelling worksheets that include grade-specific words and word problems involving new vocabulary.

A biome is a community of plants and animals that occupies a distinct region. In this great introductory overview, we explore the vocabulary, flora, and fauna of the world's biomes: tundra, taiga, grasslands, deciduous forest, chaparral, desert, savanna,