All BC curriculum can be found here by grade and subject:

http://www.bced.gov.bc.ca/irp/welcome.php

School district website:

www.sd6.bc.ca

How to build a pasta bridge:

https://sites.google.com/a/bcsemail.org/wdstem/bridges/how-to-build-a-bridge

Simple Machine Projects:

http://www.brighthubeducation.com/science-fair-projects/108533-simple-machine-projects-for-kids/