Lesson	Learning Content	CSTA Standards	NGSS Standards
	Engage: Introduce how land changes? Explore: How solar energy works? Engineer: Program micro:bit to show light levelsExperience-Challenge: Program to "store" solar energy! Elaborate: Discuss and share: Our green actions.	1B-DA-06, 1B-AP-09, 1B-AP-12	K-PS3-1, K-PS3-2, 2-LS4-1, 4-PS3-4
	Engage: Where do food scraps and fruit peels (kitchen waste) end up? How to turn waste into treasure? Explore: Explain composting principles. Engineer: Demonstrate building an electric turning machine (using geekservo). Experience-Challenge: Upload the program. Challenge: simulate timed turning based on research. Elaborate: Why compost? Discuss its benefits for land and terrestrial life.	1B-DA-06, 1B-AP-09, 1B-AP-10, 1B-AP-12, 1B-IC-18	5-LS2-1, 5-PS3-1
	Engage: Why Does Compost Get Hot? Explore: Effects of temperature on composting. Engineer: Demonstrate displaying temperature and humidity data. Experience-Challenge: Upload test program. Challenge: Build a temperature monitoring program; Track 4-hour temperature changes & view curves Elaborate: Beyond composting—what terrestrial conservation scenarios use humidity sensors?	1B-DA-06, 1B-AP-10, 1B-AP-12	4-PS3-2, 5-LS2-1, 5-PS3-1
	Engage: Why is moisture important in compost? Explore: How to increase and decrease the levels of moisture? Investigate: The optimal moisture range for composting. Design: Complete the compost moisture management flow chart. Build: Assemble the model system.	1B-AP-11	5-LS2-1, 5-PS3-1
	Engage: Hardware connection. Experience-Challenge: Program to create a composting prototype. Debug & Test: Test and adjust to an appropriate rotate speed. Decorate & Share: Assemble backdrop and omposting prototype, and explain program logic. Extension: Discuss and share why we life on land and what we can do?	1B-DA-06, 1B-AP-09, 1B-AP-10, 1B-AP-12, 1B-AP-13, 1B-AP-15	5-LS2-1, 5-PS3-1