This lesson focuses on the diffusion of gas molecules across the cuticle membrane of sea spider legs and the role body size plays in the ability of sea spiders to uptake gases. Students construct model sea spider legs of varying diameters and use them to investigate the relationship between surface area-to-volume ratios and diffusion.
This website provides information on the Arctic ground squirrel including facts and pictures explaining the adaptations the squirrel has to survive the harsh Arctic winters.
A great resource that includes content and lessons for all grades. You can sign up to receive seeds that have either been in space or on Devon Island plus seeds that have not been exposed to harsh conditions. Students will be able to participate in a blind study to see if they can determine which seeds are the harsh environment
WHOI is the world's largest private, nonprofit ocean research, engineering and education organization. This site has information on oceans from climate to ocean life to ships and technology.