UNIT 1:
Who We Are
Senses help us discover the world.
UNIT 1:
Who We Are
Senses help us discover the world.
UNIT 2:
HOW WE EXPRESS OURSELVES
Words and illustrations express ideas.
UNIT 3:
How we Organize Ourselves
People and Places Change Over Time
UNIT 4:
How the World Works
Scientists make observations, discoveries, and take action.