Lesson 77 of 84 · Simple Machines

Lesson⭐ 30 XP🛠️ Engineer Shop

Let's Play with Magnets (Part 3)

🧪Lab Brief #77

Simple Machines.

🎯 Your mission

Understand the idea. Then look for it everywhere.

⚡ 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

You can build a tower with blocks, but if you push it, it falls because of gravity!

Key Words

wheel
ramp
magnet

Steps

Step 1 — Read

Talk about Simple Machines with a grown-up. What do you already know?

Step 2 — Do

Try pulling a wagon with one hand, then two hands. Which is easier?

Step 3 — Observe

What happened? Tell a grown-up what you noticed.

Step 4 — Record

Tell a grown-up your favorite part of the activity.

Check Your Understanding

Question 1

1 of 3

What do wheels help us do?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

Every bridge, building, and gadget you've ever used started with this.

🏆

Stretch Challenge

Try this in real life this week.

Find something that's broken at home and try to figure out *why* it broke.

👨‍👩‍👧

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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