# data[].attributes.headline
Most children have gained about 2 kg (4.4 lb) and grown about 7.5 cm (3 in.) since their second birthday. Healthy growth is different for every child.

# data[].attributes.subject
Most children have gained about 2 kg (4.4 lb) and grown about 7.5 cm (3 in.) since their second birthday. Healthy growth is different for every child.

# data[].attributes.headline
Use symbols in play,  identify objects by their use, enjoy simple puzzles, and know their name, age, and gender.

# data[].attributes.subject
Use symbols in play,  identify objects by their use, enjoy simple puzzles, and know their name, age, and gender.

# data[].attributes.headline
Enjoy playmates, although "sharing" is often still a challenge (defend own possessions). Less separation anxiety.

# data[].attributes.subject
Enjoy playmates, although "sharing" is often still a challenge (defend own possessions). Less separation anxiety.

# data[].attributes.headline
Are interested in or have finished toilet training.Can jump, run, climb, pedal a tricycle, and kick a ball. Can carry a container with water in without excessive spilling. Can manupulate big buttons, hold a crayon, build blocks and string beads.

# data[].attributes.subject
Are interested in or have finished toilet training.Can jump, run, climb, pedal a tricycle, and kick a ball. Can carry a container with water in without excessive spilling. Can manupulate big buttons, hold a crayon, build blocks and string beads.