Here is a list of blogs by teachers with a focus on LOTE- languages other than English.

Ivamanos- teaching and learning primary languages in the 21st Century.
A language teacher's blog by Lisa Stevens in the UK. Lots of great stuff.

Technolote a really amazing blog by Jess McCollough who teaches at Hawkesdale P-12 in Australia. Her work on integrating technology into the teaching of Chinese at all these levels is really at the cutting edge. Lots of podcasts and great links and ideas.

Other sites you may find helpful
Free Technology for teachers ESL page of resources