Fourth in a set of several little lessons on density, this one compares the density of fresh and salt water. First by demonstration, and then by a hands-on activity, learners find that adding salt increases the density, as is evidenced...

Students study the color of stars. In this astronomy based lesson, students observe the colors in an open flame and apply the information collected about color and temperature to the visible light emitting from the photosphere of various...

Connect to real-world experiences by having your primary learners create an award certificate based upon literal and inferential information from a story. They present the award to a character from a story and explain the criteria used....

Convection is thoroughly demonstrated using a model of Earth's mantle. Detailed background information is provided for the teacher, as well as a list of materials. Although a colorful and detailed worksheet is available for the class,...

In this unit, students examine the many different themes in Anne Frank's diary. They connect the themes to their own life and keep a journal to explore the triumphs and challenges in their own life.

High schoolers view a video clip about Mad Cow Disease. They identify the challenges of health professionals in dealing with the disease. They work together to complete a Public Health Task Force worksheet. They make recommendations...

Students will make a circuit on a mystery card. They will connect wires, bulbs, and battery to form an electrical tester. After students learn how to make one following the directions, they can create their own mystery card by...

Students make a circuit on a mystery card. They then use an electrical tester to determine where electricity flows between circles on the card. They will connect wires, bulbs, and a battery to form an electrical tester.

Learners test their knowledge of electrical conductors and circuits by constructing an electric tester and using it to determine where electricity flows between circles on a mystery card.