This essay, written for Teachers' Domain, describes the foresight and pattern recognition that Russian chemist Dmitri Mendeleyev used to develop the modern periodic table of elements.

This interactive periodic table developed for Teachers' Domain provides detailed information about the chemical properties of elements and illustrates the electron configurations that determine those characteristics.

Engaging and very informative article that explains what elements are, some of their history, how they are represented, the categories of elements, the periodic table, and how they are structured and classified.

Read about the addition of four new elements to the periodic table. Includes video.

Each student will create a poem about an element on the periodic table. The poems will be placed in the appropriate "square" to create a large periodic table wall hanging. This project will require the collaborative work of several...

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Curium is element 96 on the periodic table and was named after Pierre and Marie Curie. [1 min, 6 sec]

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Thulium, element number 69, is a hard one to isolate and thus, very expensive. However, there is promise for an increased use of this...

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Samarium is element number 62 and its symbol is Sm. [1:20]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Flerovium is element 114 and its symbol is Fl. [7:26]

In this interactive periodic table from the NOVA Web site, find out the role of various elements in making fireworks.

Students learn about the periodic table and how pervasive the elements are in our daily lives. After reviewing the table organization and facts about the first 20 elements, they play an element identification game. They also learn that...

Get a quick overview of the Periodic Table of Elements basics.

Describes the organization of the periodic table of elements and the different groups in it.

The team at Periodicvideos has created a TED-Ed lesson for every element of the periodic table. This one is about vanadium- element number 23 on the periodic table.

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about element number 82. [8:07]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about seaborgium- a synthetic element named after the legendary Glenn Seaborg. [9:03]

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about darmstadtium. We're in Germany for a new and improved video about element 110, showing you exactly where it was created....

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about hydrogen and an exploding balloon. But what creates the fireball? [7:17]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Mendelevium is named after one of the most important characters in the story of chemistry. [1:54]

Our understanding about the air we breathe has changed dramatically through time. This illustrated timeline from the NOVA Web site tracks the changing thought on air and the creation of the Periodic Table of the Elements.

Learn about the classification of matter based on whether the chemical composition is pure or a mixture. Understand the definitions of elements, compounds, substances, and mixtures, and what the differences are between them. Five types...

This website focuses on the common elements. It provides an alphabetical listing of each common element with its symbol, attributes, and location on the periodic table.

Describes the Octet Rule as it pertains to the Groups 1-7 on the Periodic Table of Elements. It also provides a Sideways Periodic Chart With Electron Shell Numbers.

This lesson plan examines the properties of elements and the periodic table. Students learn the basic definition of an element and the 18 elements that build most of the matter in the universe. The periodic table is described as one...