Lesson 33 of 84 · Lab Skills
Experiment⭐ 30 XPDNA, Genes, and Heredity
Lab Skills.
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ The twist
Nature loves to surprise the careful watcher.
Mind = Blown
🔬 The more you look, the more nature shows you.
Make a hypothesis first
Before you start: write down what you think will happen, and why.
What You'll Learn
DNA is a molecule that carries the coded instructions for building and running a living thing. These instructions are organized into genes, which parents pass on to their offspring, which is why children often resemble their parents.
Key Words
Tap a word to see its definition.
Materials Needed
- small pots
- cotton balls
- zip-lock bags
- labels
- seeds
- soil
Safety First
- Be careful with scissors — ask an adult for help if needed.
- Do not look directly at the sun or bright lights.
- Clean up spills immediately to prevent slipping.
Steps
Read the introduction and identify the main idea of this lesson.
Design a controlled experiment: grow plants under different light conditions (full sun, partial shade, no light). Water equally and measure growth daily for one week.
Draw a detailed diagram of what you observe.
Write a conclusion: what did your results show? Did they match your prediction?
Check Your Understanding
Question 1
1 of 3What is the role of a decomposer in an ecosystem?
Where you see this in real life
This shows up in your everyday life more than you'd think.
Stretch Challenge
Try this in real life this week.
Try one experiment in real life this week — even a tiny one.
For the dinner table
“What's the most surprising thing you learned today?”
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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