Meet Zero, A Bubbly Fellow Who Will Dissolve You To Nothing, And Say Hello To The All-Action Units, Who Just Love To Measure. Get A Load Of Greedy Multiply, A Big Guy Who Hoards Numbers Together, And Stand Amazed By Mysterious Pi, Who Goes On And On And On . . . To Infinity! Multiply Your Number Know-How With Basher'S Unique One-Stop Guide To The Building Blocks Of Mathematics. Packed With Top Tips And Memorable Characters, This Is An Essential Book For Students Ages 8 And Up.Meet Zero, A Bubbly Fellow Who Will Dissolve You To Nothing, And Say Hello To The All-Action Units, Who Just Love To Measure. Get A Load Of Greedy Multiply, A Big Guy Who Hoards Numbers Together, And Stand Amazed By Mysterious Pi, Who Goes On And On And On . . . To Infinity! Multiply Your Number Know-How With Basher'S Unique One-Stop Guide To The Building Blocks Of Mathematics. Packed With Top Tips And Memorable Characters, This Is An Essential Book For Students Ages 8 And Up.