Set of chemistry puzzles to reinforce periodic trends and patterns on the periodic table. Metals / nonmetals, ionic charge and number of valance electrons. Recommended ResoucesPeriodic table puzzle / mystery picture - color by period trends - 40 different pictures available on numerous chemistry concepts.NGSS Model Building - students build and evaluate models based on phenomenon (crushing can, stacking water, static electricity, etc.)Flipped Physics and Chemistry - Video notes (recorded for 9t