2/1 The Mystery of the Flashing Fireflies

keep

make

know

watch

To explain how fireflies make light

To describe different kinds of fireflies

To show how much power fireflies use

To descrive why fireflies make light

The Cool Light of Fireflies

Watching Fireflies Flash

Understanding the Patterns

Learning From Fireflies

The firefly lights up.

The gas begins to fade.

The gas heats up.

The firefly flies in the sky.

shines brighter

does not fade

lasts longer

is not hot

2

3

4

5

tell why fireflies light up

give facts about fireflies

show how fireflies help doctors

compare a firefly to a light bulb

It is a pleasure to watch fireflies.

Fireflies flash their lights at night.

Fireflies waste less power than light bulbs.

It is common for females to fly low.