Lesson 18 of 84 · Organisms
Experiment⭐ 30 XPThe Rainforest Ecosystem
Organisms.
🎯 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
Organisms in an ecosystem depend on each other. Producers make food, consumers eat other organisms, and decomposers break down dead material to recycle nutrients.
Key Words
- pollination
- photosynthesis
- vertebrate
Materials Needed
- seeds
- soil
- cups
Safety First
- Do not look directly at the sun or bright lights.
Steps
Read the introduction and identify the main idea of this lesson.
Create a detailed food web for a local ecosystem. Include at least 8 organisms and use arrows to show energy flow from producers to top predators.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What is the role of fungi 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.
Checkout complete lesson on Organisms for 4th Grade
Get the full Organisms track as a printable PDF — all lessons, worksheets, and answer keys.