Curated OER
Hermit Crab Races
Students predict the speeds of humans and hermit crabs and investigate their predictions using ratios and formulas. AppleWorks is used for this lesson, which includes a data worksheet.
Curated OER
The Search for Housing Pagurus hirsutiusculus= hermit crab
Students collect snail shells, measure and record their lengths and if they are occupied by a hermit crab. They discover if their is a size difference between occupied and unoccupied shells.