Whilst putting Freyja to bed the other evening, we were just getting to the end of The Gruffalo when she suddenly came out with "Do you know what, Daddy, when I grow up, I want to be a particle physicist". OK, she didn't really, but I might have to get her these anyway:
Not bad for a fiver each. Oh, hang on, shocking £/$ exchange rate recalculation coming up, more like £6.50! Personal favourite is the Gluon (closely followed by the ninja-like Neutrinos!)
* oh come on, I thought that was rather good.