Lesson 75 of 84 · Engineering and Design
Lesson⭐ 30 XP🛠️ Engineer ShopBuilding Stronger Structures (Part 4)
Engineering and Design.
🎯 Your mission
Master the concept. Use it tomorrow.
⚡ The twist
Every solution creates a new problem. That's good — that's the next project.
Mind = Blown
🌉 The Eiffel Tower can grow 6 inches taller in summer because metal expands when hot.
Make a hypothesis first
Predict: which design will hold the most weight?
What You'll Learn
A prototype is an early version of something you are building. Test it, then make it better!
Key Words
- build
- plan
- problem
Steps
Talk about what you already know about Engineering and Design.
Design a container that keeps an ice cube from melting for as long as possible.
Compare what happened to what you predicted.
Tell the class one thing you learned today.
Check Your Understanding
Question 1
1 of 3What should you do if your experiment doesn't work?
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.
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