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Science Trunks


Cornerstones of Science is pleased to offer these Science Trunk activities for use in public libraries in Maine. These activities are designed to be exploratory activities for the presenter and audience alike. There is no prior knowledge necessary to facilitate a trunk; bring only your curiosity and your sense of wonder! Additionally, we ship and receive our Science Trunks through the Inter-library Loan Van Delivery Service to libraries that participate in this service.  Please contact Cynthia Randall for more information or to reserve one of our trunks.


Butterflies & Bugsphoto2

What’s the difference between an insect and spider? Learn about insects, metamorphosis, migration and more in this science trunk. Activities include Bug Mixer, What is a Bug?, Metamorphosis, Butterfly Feeding Station, Butterfly Dress-ups & Butterfly Fans, Bug Walk, Bug Poems, Bug Trivia Catch.



Human Body low resThe Human Body: Blood & Bones

Learn the science that explains the basic functions of the amazing human body. Activities include Blood Cells, The Human Heart, The Lungs, Bones and the Human Skeleton and A Conversation about our Health.



Creativity Photo 1 low resCreativity

This trunk includes simple activities with everyday items to inspire the creative side of our brains.  Activities include: Exploring Sound, Exploring Art and Exploring Paper.




Get A Clue 1 low resGet a Clue

Participants will solve a crime as they explore the science behind criminal investigations.  Hands-on activities include learning investigative techniques like fingerprinting, and the basics of forensic science.



lobster-trunkLobsters Science

Participants will get to know this famous crustacean as more than just a favorite seafood dinner in Maine. Activities include Lobster Dress-up / Lobster Anatomy, Lobster Transect- A method used to study baby lobsters, Meet a Live Lobster and Lobster Craft – the Lobster Fan.



mammals-trunk_150x150Mammal Tracks

A Cornerstone favorite, this science trunk is a fun introduction to mammal tracks, behavior and habitats. Activities include Making Plaster Tracks, What is a Mammal?, Animal Signs Discussion, Drawing Animal Tracks, Mammal Who Am I?, Mammal Track Match-Up, and how to Unmold Plaster Tracks.



Paint Science

This trunk serves as an introduction to archaeological science through a look at prehistoric cave dwellers and the earliest forms of painting. Activities include Paint & Painters: the earliest records (discussion), Carbon-14 ½ Life Game: How old is Sally, Natural Paint Brushes & Paint Making, and Painting.


Water 2Water

The activities will bring new awareness to one of the most abundant and important resources on our “blue” planet,  water.  Activities include What Is Water?, The Water Cycle, Breathing Underwater, Frogs of Maine, Fish Printing – the art of Gyotaku, Groundwater Activity/Demonstration, and Water Science Jeopardy.