NGSS
HS-LS1-5
6 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Biology · Chapter 3 · Lesson 1
Shape is the whole of it.
Biology · Chapter 3 · Lesson 2
A plant is mostly built out of air.
Biology · Chapter 3 · Lesson 5
One story, told in both directions.
Honors Biology · Chapter 3 · Lesson 1
Order paid for by disorder somewhere else.
Honors Biology · Chapter 3 · Lesson 2
The oxygen comes from water, not carbon dioxide.
Honors Biology · Chapter 3 · Lesson 3
Dark reactions that stop in the dark.