# data[].attributes.headline
Provide reinforcement to get desired response

# data[].attributes.subject
Provide reinforcement to get desired response

# data[].attributes.headline
Match instruction to learner’s developmental stage

# data[].attributes.subject
Match instruction to learner’s developmental stage

# data[].attributes.headline
Build effective mental models of abstract concepts

# data[].attributes.subject
Build effective mental models of abstract concepts

# data[].attributes.headline
Provide opportunities for active, open-ended exploration

# data[].attributes.subject
Provide opportunities for active, open-ended exploration