Lesson 84 of 84 · Engineering and Design

Experiment⭐ 30 XP🛠️ Engineer Shop

Measuring with Rulers and Scales (Part 5)

🧪Lab Brief #84

Engineering and Design.

🎯 Your mission

Set it up. Test it. Be amazed.

⚡ The twist

Constraints make you more creative, not less.

🤯

Mind = Blown

🛠️ The first computer bug was a literal moth stuck inside a machine in 1947.

🔮

Make a hypothesis first

Before you test: how many tries until it works?

What You'll Learn

Tools like rulers, magnifying glasses, and thermometers help scientists measure and observe.

Key Words

test
measure
compare

Materials Needed

aluminum foil
ruler
markers
popsicle sticks
pennies
plastic wrap

Safety First

Keep small objects away from young children.
Work in a well-ventilated area when using vinegar or other strong-smelling substances.

Steps

Step 1 — Read

Look at the picture and read the labels.

Step 2 — Do

Make a parachute from a plastic bag and string. Drop it from a height and time how long it takes to land.

Step 3 — Observe

Draw a picture of what you observe.

Step 4 — Record

Share your results with a partner.

Check Your Understanding

Question 1

1 of 3

What tool do you use to measure how heavy something is?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

Your phone, your bike, your shoes — all designed with this idea.

🏆

Stretch Challenge

Try this in real life this week.

Build something — anything — out of stuff in your recycling bin.

👨‍👩‍👧

For the dinner table

“What's something around the house you'd redesign — and how?”

🎯

Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

🧬Share card

Share this experiment

Send it to a parent who's looking for a 10-minute kitchen science win.

🖨️

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