Show me a3 amp a4 white board periodic table boards show me ptb10a show me a4 whiteboard periodic table boards are a4 drywipe boards manufactured from 650 micron anti vandal grade a pvc printed with the framework but not the symbols of the periodic tableby filling in the symbols students can learn both the location and the symbol of each element an ideal accessory for every science classroom or lab show me a4 white board periodic table pack of 10 boards pens amp erasers