Recent content by a bit batty

Thank you everybody for your help. I'd like to defend my right to ask difficult questions. I think it's important to work and learn with the students; to encourage students to ask questions that occur to them, and where appropriate they/I/we work at solving them. I have an impressive...

Thank you! I'll go with that.

What I really want is a range of reasonable answers, (for mass of an orange, I have put 100-300g), but I'm still struggling to find anything. I've just started googling on "electron micrograph fly eye" and hoping for an enlargement factor!

aha, as a mathematician, I didn't know the word entomology, thanks The link you gave has wonderful photos of flies. Like you say, I still need to know the size of the fly, so I'll get back to google thank you

[SOLVED] what's the diameter of a fly's eye? I'm a maths teacher and in a topic on units and 'big and small numbers', I've set my class various items to estimate, including the diameter of a fly's eye... Now it's driving me mad, I've spent hours googling to try to find out a reasonable...