Lesson 28 of 30 · Simple Machines
Lesson⭐ 30 XP🛠️ Engineer ShopWhat Goes Up!
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Simple Machines.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
The first design always fails. That's the point.
Mind = Blown
🚀 The Saturn V rocket burned 20 tons of fuel per second at liftoff.
Make a hypothesis first
Guess: what's the weakest part of this build?
What You'll Learn
A ball thrown in the air comes back down because gravity pulls it.
Key Words
Tap a word to see its definition.
Steps
Say the vocabulary words out loud. Can you repeat them?
Try pulling a wagon with one hand, then two hands. Which is easier?
Look closely! What do you see?
Draw a picture of what you learned today.
Check Your Understanding
Question 1
1 of 3What happens when you drop a ball?
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 this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
Ready?
What Goes Up!
Learn the rule. Then catch nature using it.
Full screen — no distractions
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