
In an area being developed for swimming and fishing, two youngsters playing hooky wander into the blasting zone. Lassie is able to bring help and rescue the boys.

A flooded river threatens to sweep away a bridge construction project. Ranger Corey Stuart and Lassie brave the raging waters in a small boat to construct a log chain barrier and control the flow of water and logs.

A bloodhound needs to be relocated, but he dislikes all his new abodes.