"OLogy Challenge"

Kids around the world took the OLogy Challenge in 2020 and 2021!

The OLogy Challenge has ended for now. Thanks to everyone who shared their amazing artwork with us! Even though we're no longer accepting submissions, you can still challenge yourself with these hands-on activities.

Past Winners

See the artwork from past OLogy Challenges!

colored pencil drawing of monarch butterfly

CHALLENGE #1
Draw a
Butterfly

Illustration of a bedroom as seen from above.

CHALLENGE #2
Map Your
World

illustration of microbes in a variety of shapes

CHALLENGE #3
Color the
Microbes

colored illustration of Mononykus

CHALLENGE #4
Draw a
Dinosaur

hand holding hand drawn coin with illustrated details

CHALLENGE #5
Mint a
Coin

time capsule box with New York City memorabilia

CHALLENGE #8
Create a Time Capsule

hand drawn fish with labels

CHALLENGE #10
Keep a Field
Journal

illustration of extinct mammal

CHALLENGE #11
Draw an Extinct Mammal

drawing of a flounder blending in to background

CHALLENGE #13
Camouflage a Creature

magnified SEM image of bull shark skin

CHALLENGE #14
Draw the
Invisible

plant illustration with diagramming of parts

CHALLENGE #16
Draw a
Plant

head and neck of a horse

CHALLENGE #18
Draw a
Horse