Over 3000 searchable STEM (science technology engineer math) activities for kids from preschool to high school - compiled by top science museums in the US. All are FREE, can be accessed on computer or mobile devices via the free app.
Use Legos to build race lanes for cars - the post shows how to build a simple mechanism to release all the cars at once! For Fun Friday. Have different variables in each station, students can keep track of how each one affected their race?