What Engineers Do (Part 3)

What You'll Learn

An investigation is a careful study to answer a question. What would you like to investigate?

Step 1 — Read

Talk about what you already know about Light and Sound.

Step 2 — Do

Design a container that keeps an ice cube from melting for as long as possible.

Step 3 — Observe

Compare what happened to what you predicted.

Step 4 — Record

Tell the class one thing you learned today.

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Why do scientists compare things?