Lesson 23 of 84 · Engineering and Design
Lesson⭐ 30 XP🛠️ Engineer ShopThe Scientific Method (Part 2)
Engineering and Design.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
Constraints make you more creative, not less.
Mind = Blown
🌉 The Eiffel Tower can grow 6 inches taller in summer because metal expands when hot.
Make a hypothesis first
Before you test: how many tries until it works?
What You'll Learn
The scientific method is a systematic approach to investigating questions. It involves making observations, forming hypotheses, conducting experiments, analyzing data, and drawing conclusions.
Key Words
- hypothesis
- variable
Steps
Read about Engineering and Design and write down three key facts.
Design and build a bridge from newspaper and tape that can hold a textbook. Test it and redesign to make it stronger.
Observe what happens and describe it in detail.
Record your observations in your science journal with measurements and descriptions.
Check Your Understanding
Question 1
1 of 3What is a scientific model?
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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