The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about rubidium. Take this lesson to see it dropped in water! Yet another experiment in our "small metallic collider." [4:25]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This video is on silver, a famous metal used since ancient times to make currency and jewelry. [9:23]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about plutonium. [3:58]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. We get a close-up look at neptunium during a visit to the National Nuclear Laboratory at Sellafield. [5:46]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about polonium. [2:02]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Hear about einsteinium from a chemist who looks like the famous physicist. [1:52]

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. What better way to talk about Ytterbium than by doing it from the very place it was discovered - Ytterby in Sweden! [3:36]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Francium is named after France and its chemical symbol is Fr. [3 min, 7 sec]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. We are going to discover radon, the radioactive gas. [9:53]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Ununseptium is number 117. [9:26]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Lawrencium was one of the topics discussed on the professor's London road trip. [5:15]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Fermium is named after a pioneer in the field of radioactivity and nuclear power. [1:48]

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about tin, a metal used to coat the cans that hold our food, and to make the blades of swords!

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about lithium, the lightest of the alkali metals. [2:40]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about potassium. In this video, see some violent explosions and the gentle creation of a potassium mirror. [4:32]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about zirconium, a key part of a nuclear reactor. [5:53]

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]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about strontium. Discover strontium with a trip to the village of Strontian, a flame test and some footage of nuclear explosions.

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Here are five grams of caesium in water, but did you know caesium is also used to define the length of a second? [7:17]

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. For this video, we are mining the Royal Society archives for the story of palladium's discovery: a tale of money, an asteroid and stolen...

The interactive activity examines the Periodic Table of Elements. Learners answer questions about the number of protons, electrons, neutrons, or nucleons that an atom of an element contains.

The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about aluminium, a metal once as precious as gold, now used for wrapping a sandwich. [11:52]

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...

Very nice site with a great deal of excellent and helpful information on oxygen.