Hydrogen (H) is element 1 on the periodic table, a light gas and the most common element in the universe. Facts for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: Paper, a pencil, and 2 or more crayons. Optional: the free Perio...

Helium (He) is element 2 on the periodic table, a light gas that floats balloons and does not burn. Facts for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: Paper, a pencil, and 2 or more crayons. Optional: the free Periodic Ta...

Lithium (Li) is element 3 on the periodic table, the lightest metal and a key part of rechargeable batteries. Facts for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: Paper, a pencil, and 2 or more crayons. Optional: the free P...

Carbon (C) is element 6 on the periodic table, the building block of living things, pencils and diamonds. Facts for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: Paper, a pencil, and 2 or more crayons. Optional: the free Perio...

Oxygen (O) is element 8 on the periodic table, the gas in the air that we breathe. Facts for kids and grown-ups. Beginner · STEM · Curiosity Questions Materials: Paper, a pencil, and 2 or more crayons. Optional: the free Periodic Table X app. Tips: ...

The periodic table is a chart that sorts all 118 known elements, the basic ingredients of everything around you. This free lesson shows kids what it is, how to read it, and why scientists use it. Beginner · STEM · Curiosity Questions Materials: Pape...