Healthy Curiosity Video SeriesClick a topic below to watch our videos and find related activities appropriate for your grade level! We’re in post-production on even more videos so be sure to follow us on Instagram or Twitter to keep up to date on our newest releases! We’re curious about masks! We’re curious about germs! We’re curious about brains! We’re curious about the heart! We’re curious about lungs! We’re curious about diabetes and blood sugar! We’re curious about microscopes! We’re curious about cells! We’re curious about nutrients!