Play Brain Games

Rainforest Creatures — Round 2

Venture into the world's tropical rainforests to meet the colorful and fascinating creatures that call them home.

Rainforest Creatures

Meet the incredible animals that call the world's tropical rainforests home.

Religious Symbols Around the World

Identify the sacred symbols and their meanings across world religions

Renaissance Art

Explore the masterpieces of the Renaissance, the golden age of Western art!

Renaissance Era Quiz

Step into the age of rebirth — when art, science, and human potential flourished across Europe from the 14th to 17th centuries.

Renewable Energy

Learn about solar, wind, and other clean energy technologies powering our future

Reptiles & Amphibians

Explore the scaly and slimy world of reptiles and amphibians, from giant tortoises to tiny tree frogs.

History of Revolutions

From the French Revolution to the Arab Spring, test your knowledge of the world's most transformative revolutions

Road Construction History

Pave your way through history with questions about road building through the ages!

Robotics & Artificial Intelligence

Discover the evolution of robots and AI from science fiction to everyday reality

Roman Empire Quiz

Test your knowledge of the mighty Roman Empire — from its legendary founding to its dramatic fall.

Roman Mythology

Discover the gods, heroes, and legends of ancient Rome

Rugby World

Test your knowledge of rugby union, rugby league, and the Rugby World Cup!

Safari & Savanna Life

Experience the grasslands and savannas of the world and the remarkable animals that inhabit them.

Satellite Technology

Learn about the satellites orbiting Earth and how they shape our modern world

Scandinavian Countries

Discover the lands of the Vikings! Test your knowledge of Scandinavia and the Nordic region.

Science & Inventions

Discover how much you know about famous inventions, scientific discoveries, and the brilliant minds behind them.

The Science of Color

Discover why the sky is blue, how rainbows form, and what makes a sunset glow — a colorful journey through everyday science!

Sculpture Masterpieces

From ancient marble to modern metal, test your knowledge of the world's greatest sculptures!

Seafood Knowledge

How well do you know your seafood, from fish to shellfish?

Sharks & Rays

Explore the world of sharks and rays, ancient predators that have roamed the oceans for hundreds of millions of years.

Shipbuilding History

Set sail through history with questions about shipbuilding and naval engineering!

Simple Machines

From levers and pulleys to wheels and inclined planes, discover the six clever machines behind the everyday tools we all use.

Skyscraper History

How much do you know about the towering achievements of skyscraper engineering?