Creating compost systems

THEME: The Living Soil–The Living Plant: We are all Interconnected and Related
STRAND: Science of Soil Fertility
GRADE LEVEL: K-2

Key Concepts

Describe the components of composting (green and brown, decomposers, air, water, time).

Lesson

Identify and collect green (nitrogen) and brown (carbon) materials for compost pile.

Build, tend, and record observations of a compost pile over time. K2.2.7

Observe natureʻs composting (i.e. a rotting apple, leaves decomposing under a tree).

Build and tend a garden worm bin.
K2.2.3

Make and use compost tea.

Activity

Build and tend a classroom worm bin.
K2.2.3

Read Compost Stew – An A to Z Recipe for the Earth by Mary M. Siddals