To Design Instruction, Option C:
Invisible Life (Grades 3-5) 

Science for All Americans and
Benchmarks for Science Literacy or appropriate excerpts

Chart paper
Markers
Blank transparencies

TRANSPARENCIES:
Central Benchmark: Invisible Life
Exploring Project 2061 Tools-5C
Strand Map: Cells as Systems
Principles for Lessons
Principles of Effective Learning and Teaching
Inquiry and Scientific Values
Steps in Designing Instruction

HANDOUTS:
Lesson Plan: Invisible Life (3-5)
Strand Map: Cells as Systems
Benchmarks for Lesson Plan: Invisible Life
Steps in Designing Instruction
CELLS Through the Lens of Benchmarks

For the class:
Aquarium ecosystem
Field guides to microorganisms (Golden Guide: Pond Life and other appropriate reference books)

For each student:
Microscope (Discovery Scopes could be used)
Slide
Cover glass
Dropper