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Common Core RI.1.7 simulations
Explore the Circulatory System
The heart holds many mysteries. Connect the dots to uncover one of them: how much blood flows through its chambers.
In the lungs, what waste product does deoxygenated blood exchange for more oxygen?
What happens to the oxygen in blood when it leaves the heart?
Aligned with Next Generation Science Standards (NGSS):
K-LS1-1. Use observations to describe patterns of what plants and animals (including humans) need to survive.
1-LS1-1. Use materials to design a solution to a human problem by mimi
Subjects:
Grades:
K - 9th
Types:
Explore the Respiratory System
Breathe in and breathe out. What happens to your chest?
Our lungs are like balloons. As we inhale oxygen, they inflate. As we exhale carbon
dioxide, they deflate. Construct a paper lung and inflate it.
Spot the tiny dots. What do alveoli do as we take in oxygen and breathe out carbon dioxide?
Directions:
1) Cut out square; place printed side up. Fold in half horizontally to crease. Flip over and fold on each diagonal.
2) Collapse into a triangle by pulling the edges of the horizontal fold in
Subjects:
Grades:
K - 9th
Types:
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