Students demonstrate the use of a knurling tool. In this machine shop technique lesson, students will demonstrate safety as they properly use the knurling tool to create a diamond knurl and a straight knurl on a cylindrical piece of...

Learners examine their own strengths and weaknesses and try to determine if it is a result of nature, nuture or both. After reading an article, they discuss how gender may or may not account for differences in intelligence. They...

Nitrogen is an essential element for productive farming. An interactive lesson explores the chemical makeup of different fertilizers and their corresponding nitrogen content. The interactive challenges individuals to complete...

Interpreting graphs is an essential skill for young scientists. An interactive online lesson gives individuals an opportunity to review the components of a graph and learn to read and interpret the shape of a graph. The lesson includes...

Making conclusions from graphs doesn't need to seem like magic. Learners explore an interactive lesson on reading graphs to strengthen their skills. The content discusses how to read the axes of a graph and draw conclusions based on the...

Support your young scientists' knowledge of logarithms with a quick video lesson. The instruction first presents the relationship between a base-10 logarithm and an exponential equation. It then demonstrates how to use a calculator to...

Students explore the five senses and the significance of each sense. In this five senses and diversity instructional activity, students listen to You Can't Smell a Flower With Your Ear by Joanna Cole and take a walk observing...

Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...

Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...

Students determine their respiratory rate and explore the factors that affect breathing rate.

Third graders use logic and knowledge of mathematics facts to solve problems. They see that pigments can be broken down into separate colors. Pupils recognize the capacity of water to move upward and measure the height water travels up...