Cool Chemicals
Science When studying the periodic chart that Dimitri Men-deleev developed in 1869 with only 63 known elements, challenge students to suggest how that chart could now hold over 100 elements, with ample room for more. How did his early classification leave room for accurate growth? Ask students to go to Chemicool.com and look for their answers on the full-color Chemicool Periodic Table of Elements.

Periodic table
This lesson provides knowledge about periodic law, groups and periods. Students will be able to identify and label each group with their names. Students will be able to relate atomic number and atomic masses of different elements of periodic table. Students will also be able to discuss periodicity of different properties of elements.

Periodic Chart of Elements Bingo Cards
Students can play bingo and learn about the periodic table. Cards include words like Actinium, Arsenic, Bismuth, Calcium, and Chlorine.

The Periodic Table of the Elements
Students will learn about the development of the periodic table of elements and be able to find information about specific elements in the periodic table.

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