Which is a reasonable estimate for the height of a polar bear?
Which is a reasonable estimate for the length of a car key?
Which is a reasonable estimate for the length of a stick of gum?
Which is a reasonable estimate for the length of a belt?
Which is a reasonable estimate for the width of a computer keyboard?
Which is a reasonable estimate for the depth of sea?
Which is a reasonable estimate for the height of a mailbox?
Which is a reasonable estimate for distances traveled by car?
Which is a reasonable estimate for the length of an eraser?
Which is a reasonable estimate for the height of a antelope?