Ocean Life: Creatures of the Deep (Part 2)

What You'll Learn

The life cycle of a frog includes egg, tadpole, tadpole with legs, froglet, and adult frog. This process of metamorphosis takes several weeks to months depending on the species.

Key Words

pollination
photosynthesis

Materials Needed

water
plastic wrap
ruler
magnifying glass
paper towels

Safety First

Keep small objects away from young children.
Work in a well-ventilated area when using vinegar or other strong-smelling substances.
Dispose of materials properly after the experiment.

Steps

Step 1 — Read

Review the background information on Lab Skills before starting.

Step 2 — Do

Dissect a flower (lily or tulip works well). Identify and label the sepals, petals, stamen, pistil, and ovary. Tape each part to paper.

Step 3 — Observe

Draw a detailed diagram of what you observe.

Step 4 — Record

Write a conclusion: what did your results show? Did they match your prediction?

Check Your Understanding

Question 1

1 of 3

What are the stages of a butterfly's life cycle in order?