I saw that toy - Personally, I do not like the idea of encouraging
children to aim a light (low powered led) directly at one's eye...
Ezra
P Hubbard wrote:
> I took my 5 year old niece to a McDonald's (in England) for a happy
> meal today - Spiderwick Chronicles promotion. The toy's light effect
> reminded me of a visual aid I saw to help introduce X-ray diffraction
> and the crystal lattice to students. My niece was more interested in
> using the visual effect to see if her toy was a goodie or baddie.
>
> Cheers!
>
> ------------------------------------------------------------------------
> Going green? See the top 12 foods to eat organic.
> <http://green.msn.com/galleries/photos/photos.aspx?gid=164&ocid=T003MSN51N1653A>
|