Lesson 17 of 84 · Matter

Lesson⭐ 30 XP🧪 Potion Kitchen

Rainbow in a Glass

🧪Lab Brief #17

Rainbow in a Glass.

🎯 Your mission

Master the concept. Use it tomorrow.

⚡ The twist

Mixing two safe things doesn't always make a safe thing.

🤯

Mind = Blown

💧 Hot water can freeze faster than cold water under the right conditions. Nobody fully understands why.

🔮

Make a hypothesis first

Predict: will the mixture get hotter, colder, or stay the same?

What You'll Learn

Glass is smooth and see-through. You can look through a window!

Key Words

sticky
wet
dry

Steps

Step 1 — Read

Talk about Matter with a grown-up. What do you already know?

Step 2 — Do

Mix two colors of paint together. What new color did you make?

Step 3 — Observe

What happened? Tell a grown-up what you noticed.

Step 4 — Record

Tell a grown-up your favorite part of the activity.

Check Your Understanding

Question 1

1 of 3

What color do you get mixing red and yellow?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

This is happening in your kitchen right now — every time food cooks.

🏆

Stretch Challenge

Try this in real life this week.

Find one ingredient in a snack and look up what it does.

👨‍👩‍👧

For the dinner table

“What's something we cook that mixes things together this way?”

🎯

Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

⚡Share card

Share this experiment

Send it to a parent who's looking for a 10-minute kitchen science win.

🖨️

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