Frostbite! Hypothermia! Frostnip! The Environment Canada web site tells you all you could want to know about wind chill. (
http://www.msc.ec.gc.ca/education/windchill/index_e.cfm
)
The Allmath web site includes math tools (flash cards, a metric converter); games (magic square), biographies, a glossary, the multiplication table, metric conversion factors, and an ask an expert service. (
http://www.allmath.com/
)
Need some practice in adding and subtracting integers using a number line? This site has problems at five levels, from easy to “super brain.” You’ll get instant feedback on your answers, and see the correct answers for any that you get wrong. (
http://www.funbrain.com/linejump/index.html
)