Skip to main content

Loading...

Learning for every age, in 20 languages.

Platform

Explore Learning
Platform Features
Pricing & Plans
Free Essay Grader
All Modules
Learning Games
Science Lab

Programs

Exam & SAT Prep
Homeschool Engine
Schools & Institutions
Merch & Ecosystem Store
10:1 Scholarship Program
Investor Relations
Partner & Influencer Portal

Company

Our Mission
Learning Blog
Press & Media
Help & Support
Create Account
Data & Account Deletion

Legal

Privacy Policy
Terms of Service
Refund Policy
Do Not Sell My Info
Delete Account

© 2026 Koydo, Inc. · Free education for every mind.

COPPA Compliant·FERPA Safe·Zero Ads·Made with ❤️ for learners everywhere·

🌊

Density Tower: Layered Liquids Lab

Stack honey, water, and oil in a glass to create a colorful density tower! Discover why some liquids float on others, test objects that sink or float between layers, and learn about density.

Choose an Adventure Step

📚5 Lessons🎯Science

⭐Suggested lesson

Recommended now: New Step. This is a fresh lesson in your learning path.

🧩1What Is Density?. interactive. 8 minutes.

▶Start lesson

🧩2Sink or Float Challenge. interactive. 10 minutes.

▶Start lesson

✅3Density Tower Checkpoint. quiz. 6 minutes.

▶Start lesson

🧩4More Liquids, More Layers!. interactive. 8 minutes.

▶Start lesson

🧩5Design a Density Experiment. interactive. 10 minutes.

▶Start lesson