In this bundle there are four word searches and three crossword puzzles.The Largest word search contains 117 elements from the periodic table. The three smaller word searches and crossword puzzles have 40,(Actinium - Gold) 40, (Hafnium - Radon) and 37,(Rhenium -- Zirconium) words respectively. Symbols and atomic numbers are used as clues in the crossword puzzles. These are ready for immediate duplication. They provide and excellent review or preview of the periodic table.