Students study the historical figures and symbols of U.S. patriotism depicted on the penny, nickel, dime, and quarter coins. They explore the processes involved in making coins, and how metals canchange in consistency from the...

Learners study the meaning, symbolism, and value of U.S. coins, especially the quarter. They l research why in 1965 the U.S. Mint decided to change the metal composition of the quarter to copper coated with zinc. In addition, they...

There are underwater rivers that flow on the ocean floor thanks to a difference in density. Scholars learn about the density in both liquids and solids in the second lesson of an 11-part series. They then determine the density of water,...

Students investigate magnetic permeability and saturation. In this physics lesson, students explain how current carrying wire coils create magnetic forces. They interpret normal magnetization curves.

In this unit conversion worksheet, students solve 15 problems by using conversion factors to find their answers. They show all their work and express their answers in scientific notation with the proper number of significant figures.

In this scientific notation worksheet, learners practice calculating area, speed, and volume being sure to write the answers in correct scientific notation. Students complete 11 problems.

Students locate Maine on a classroom map and discuss if Maine is where the nation's first light is found, where would the nation's last light be seen. They explore the idea of the sun rising in the east and setting in the west.

Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...