Show me a4 white board venn diagram boards pens and erasers show me b ven p these venn diagram boards from show me reg are ideal for use both in science and maths lessons for comparing two sets of data large overlapping circles give adequate space for complete data comparison and the top line provides space for a title each pack comes complete with show me reg drywipe markers and mini foam erasers p show me a4 white board venn diagram pack of 100 boards pens erasers