The Vector Calculus Bridge project created a series of small group activities that emphasize the geometry of vector calculus. Most of these activities were later incorporated into the Paradigms in Physics project, which also expanded the scope to multivariable calculus.
This material is based upon work supported by the National Science Foundation DUE Grant Nos. 0088901 and 0231032. Further information about the Bridge project is available on its website (which is no longer actively maintained).