Josh Kurz breaks macaroni salad down to its smallest chemical components. [3:14]

Discover how the doping of semiconductors is achieved by introducing atoms with more or fewer electrons than the parent element.

Covering a range of eight topics related to chemistry, this resource provides a wealth of information complete with pictures, charts, graphs, and examples. Includes information on elements, compounds, atoms, molecules, structures,...

An interactive website where students learn about the basics of an atom, periodic tables organization, and the structure and properties of matter. Module includes an introduction and five lessons that are followed by a quiz and an...

Students explore the periodic table and learn the basic information given for elements: the name, symbol, atomic number, and atomic mass for each element.

Students interpret the information given in the periodic table to describe the arrangement of electrons on the energy levels around an atom.

Students use the water-displacement method to find the volume of different rods that all have the same mass.

Study the element boron and its chemistry including atomic weight, atom, uses, sources, name, and discovery on this site. Plus properties and characteristics of this element.

On this site, kids learn about the element tin and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Also find the properties and characteristics of tin.

Kids learn about the element sodium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of sodium are discussed.

Explore the properties and characteristics of sulfur on this site. Kids can learn about the element sulfur and its chemistry including atomic weight, atom, uses, sources, name, and discovery.

Investigate the properties and characteristics of silicon. Students can study the element silicon and its chemistry including atomic weight, atom, uses, sources, name, and discovery.

Study the properties and characteristics of potassium on this site. Learn about the element potassium and its chemistry including atomic weight, atom, uses, sources, name, and discovery.

Explore information about the element platinum and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Also learn about the properties and characteristics of platinum on this site.

Kids learn about the element nitrogen and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of nitrogen.

Research the element manganese on this site by finding its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of manganese.

Kids learn about the element oxygen and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of oxygen.

Kids learn about the element nickel and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of nickel.

Kids learn about the element magnesium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of magnesium.

Kids learn about the element carbon and its chemistry including atomic weight, atom, uses, sources, name, and discovery on this site. Also, study the properties and characteristics of carbon.

Kids learn about the element chromium and its chemistry including atomic weight, atom, uses, sources, name, and discovery on this site. Also discussed is the properties and characteristics of chromium.

Kids learn about the element calcium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of calcium.

Kids learn about the element cobalt and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of cobalt.

Kids learn about the element copper and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of copper.