Welcome to OLogy!
The science website
for kids from
the American Museum
of Natural History.

  • Mystery Fossil

    When paleontologists find a fossil bone, how do they figure out what animal it came from? Play this puzzle and find out for yourself!

    New on OLogy!
  • Sally Warring crouching near a pond, with two inset photos of several long microbes and one spring-like microbe
    Pondlife: Our Tiny Neighbors

    In these videos, a biologist introduces us to the microbes that live all around us.

    OLogy Pick!
  • Meet the Universe's Main Attraction... Gravity

    Find out why a ball thrown in the air will return to the ground. 

    OLogy Pick!
  • Create a Coral Reef

    Make a 3D diorama! All you need are pasta, Play-Doh, pipe cleaners, pom-poms, and hair curlers.

    OLogy Pick!
Stop slider

Educators, click here!

Find out how to use OLogy with your students

Careers in Science

Meet inspiring scientists who turned their childhood curiosity into discovery.

OLogy Card of the Day

Chirostenotes pergracilis
Total cards: 380
What are OLogy Cards?

OLogy Card of the Day

Chirostenotes pergracilis
Total cards: 380
What are OLogy Cards?

Educators, click here!

Find out how to use OLogy with your students

Careers in Science

Meet inspiring scientists who turned their childhood curiosity into discovery.

Explore by Activity Type

Games
Reading
Hands-on
Videos

Educators, click here!

Find out how to use OLogy with your students

OLogy Card of the Day

Chirostenotes pergracilis
Total cards: 380
What are OLogy Cards?

Careers in Science

Meet inspiring scientists who turned their childhood curiosity into discovery.

"OLogy" means "the study of" Choose an OLogy!

AnthropOLogy

People and cultures in the past and today

ArchaeOLogy

People and artifacts from ancient time

Astronomy

The Universe and everything in it

Biodiversity

The rich variety of life on Earth 

Brain

The organ inside our skulls

Climate Change

Long-term changes in global temperature

Earth

The dynamic planet that we call home

EntomOLogy

The study of insects

Genetics

How genes are passed down generations

Marine BiOLogy

Life in the ocean

MicrobiOLogy

Bacteria, viruses, and other microorganisms

PaleontOLogy

Dinosaurs and other things that lived long ago

Physics

Light and matter through space and time

Water

The liquid that makes life on Earth possible

ZoOLogy

All animals from insects to mammals

Explore by Activity Type

Games
Reading
Hands-on
Videos

OLogy iPad App!

A selection of activities, totally offline, with no ads, and lots to do. Perfect for school or home. And it's free!