Daddy Takes Us Skating - Howard R. Garis

Hal and Mabel's Daddy knows everything - how a thermometer works, what makes a car go, why we get warm when we run. It's a cold and icy evening after school and Daddy has a secret but what is it? And what is in the mysterious packages he has for the children? The "Daddy" stories were originally published as part of the 'bedtime stories' of the Newark News. - Summary by Lynne Thompson