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Showing results 101 to 120 of 329
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Toasty Wind
Source Institutions
In this quick activity, learners use a toaster to investigate the source for the Earth's wind. Learners hold a pinwheel above a toaster to discover that rising heat causes wind.
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Soil Density
Source Institutions
In this activity, learners will test soil content using their sample, some water and a container that seals.
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Flower Power
Source Institutions
In this activity, learners will experiment with changing flower colors. Learners will investigate the effects of acids and bases on flower colors.
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Bark Beetle Infestation Investigation: Estimation and Pheromones
Source Institutions
This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.
How Does Water Climb a Tree?
Source Institutions
In this activity, learners conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.
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Build A Treetop Walkway
Source Institutions
Build and test a scale model of a rainforest canopy walkway.
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Plastic Bag Creations
Source Institutions
In this activity, learners will reuse plastic bags in an interesting way.
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Squash Dissection
Source Institutions
In this activity, learners will dissect a pumpkin or winter squash to learn the parts of the plant. This activity gets your learner hands on with every part of the plant and will be messy.
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Mermaid's Purse
Source Institutions
In this activity (page 2 of pdf), learners craft a model of a skate egg case and come to understand that cartilaginous fish such as sharks and shakes employ reproductive strategies that differ from th
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Save a Snowman
Source Institutions
In this activity, learners explore the concept of insulation by trying to keep Olaf the Snowman from melting. This activity encourages critical thinking and problem solving.
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Moon and Stars
Source Institutions
In this craft activity, learners create a string of cut-out moons and stars.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-021.jpg?itok=Q12iQc9_)
DIY Sunprints
Source Institutions
In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.
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Build a Soundscape
Source Institutions
This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.
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Polar Bear Glove
Source Institutions
In this activity, learners will explore how animal in cold areas stay warm.
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See the Light
Source Institutions
Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.
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The Desert Blooms!
Source Institutions
This activity attempts to clear up the common misconception that deserts are always hot, totally dry, and uninhabitable.
Composting: A Scientific Investigation
Source Institutions
In this activity, learners conduct a scientific investigation involving decomposition and discover that the life cycle of trash is affected by its organic or inorganic nature.
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Tweak Your Beak
Source Institutions
In this activity, learners will explore how different bird beaks work and discover what birds can eat based on their beak shape.
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Acorns
Source Institutions
In this outdoor game, learners play the roles of gray or red squirrels gathering and storing a supply of food in "fall" and recovering enough of them to survive the "winter." Learners carry bags repre
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Sun Prints
Source Institutions
This activity uses a special paper that can create images with exposure to the Sun. Collect objects of different shapes and sizes and use them to make interesting patterns on your sun print.