Comparative study of common evergreens, as balsam, spruce, hemlock, etc.; collection of wood specimens. (See pp. 181-3.)

Observations of natural Phenomena:

Simple experiments to show the nature of solids, liquids, and gases. (See pp. 188-9.)

Heat Phenomena:

Source of heat, changes of volume in solids, liquids, and gases, accompanying changes in temperature; heat transmission; the thermometer and its uses. (See pp. 189-200.)

SPRING

Birds and Insects:

Field and class lessons on the habits, movements, and foods of common birds, as crow, woodpecker, king-bird, phoebe, blackbird, etc. (See pp. 217-22.)

Garden Work and experimental Plots:

Care of garden plots; transplanting; testing best varieties; making of, and caring for, window boxes; propagation of plants by budding, cuttings, and layering. (See pp. 201-3 and 208-13.)