Introduction to pH in Soil and Demonstration of a Simple Soil Test Procedure

Focus on inquiry-based learning in your science class with a series of activities designed for middle schoolers. A helpful packet samples four different texts, which include activities about predator-prey relationships, Earth's axis and...

Trying to plan a physical science unit on forces and motion? Make your work a little easier with this comprehensive collection of simple machines resources. Offering a wide variety worksheets, activities, and projects, these materials...

Water wheels were first used more than 2,000 years ago, yet now they are only a small part of the energy generation people have come to expect. The Michigan-based energy unit covers the common types of energy used, residential energy...

How do scientists know what Earth's climate was like millions of years ago? Young environmental scholars discover how researchers used proxy data to determine the conditions present before written record. Grouped pupils gain experience...

Why does soda fizz when opened? Learners discuss the appearance of bubbles in soda bottles when opened. In groups, they design and complete an experiment comparing the amount of carbon dioxide dissolving in cold versus hot liquids.  

Get up close and personal with cells in a hands-on journey to discover what makes up living things. Scholars learn valuable microscope skills, delve into the Modern Cell Theory, and gain insight into how cells reproduce. The included lab...

Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...

When Captain John Smith visited the Chesapeake Bay in the summer of 1608, what types of animals and habitats did he encounter? Your young historians will analyze primary source documents to answer this question, as well as compare the...

To add wolves or not to add wolves — that is the question. An engaging lesson explores the reintroduction of wolves into Yellowstone Park. Learners research the effects on the ecosystem of the reintroduction and apply their research to a...

Geologists are gneiss, tuff, and a little bit wacke. The fifth chapter of seven includes ten activities at four different levels. The hands-on activities cover fossils including how they are formed, vertebrates, invertebrates,...