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Mercury in the Environment
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In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-039.jpg?itok=K7pcJq_8)
Hull Engineering
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In this activity, learners explore how the hull shape impacts a ship's performance and stability.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-357.gif?itok=blHTfrM_)
Our Sense of Sight: Color Vision
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In this activity, learners investigate color vision as well as plan and conduct their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-849.jpg?itok=iTolLPQh)
Making a One-Second Timer
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This lab activity has learners create a pendulum with a one-second period.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-790.gif?itok=jMLykBhV)
Pulleys
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In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-791.gif?itok=uKnL0c9f)
Plot the Dot: A Graphical Approach to Density
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In this activity, learners work in groups to determine the mass and volume of four samples: glass marbles, steel washers or nuts, pieces of pine wood, and pieces of PVC pipe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-694.png?itok=eFhbFsqa)
Inverse Functions: Pennies, Pressure, Temperature, and Light
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The major goal of this math lesson is to have learners collect data from a variety of experiments, determine what models best fits their data, and explain why their models are best.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-322.png?itok=koOK-mvw)
Plugged in to CO2
Source Institutions
In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-444.png?itok=cQXcm0Gb)
Gumdrop Dome
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In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-695.png?itok=kRMK2ZwQ)
Linear Functions: Mystery Liquids
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In this math lesson, learners analyze the density of liquids in order to explore linear functions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-668.jpg?itok=R-joBVdY)
The Electric Squeeze
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In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-655.jpg?itok=g01f1ZG7)
Gummy Shapes
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In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-696.png?itok=D1v45vq0)
Polynomial and Rational Functions: Building Boxes
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In this math lesson, learners explore polynomial and rational function patterns.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-813.jpg?itok=gcEaYrB_)
Pesticides and Eggshell Thinning
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This lab activity is about toxic substances like pesticides and their effects on biological systems. The activity starts with an introduction of how birds sequester calcium to make an egg.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-708.gif?itok=WWc3JyQ3)
Whose Fault Is It?
Source Institutions
In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-720.gif?itok=zn6pSNjW)
Graph Dance
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In this activity, learners "dance" (move back and forth at varying speeds) by reading a graph. This is a kinesthetic way to help learners interpret and understand how motion is graphed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-071.jpg?itok=GD8Vf4wF)
Animal House
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The goal of this activity is to design, build and test a house or toy for an animal.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-693.jpg?itok=ks0mp79z)
Scaling an Atom
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In this activity, learners make a scale model of an atom to see how big or how small an atom is compared to its nucleus. Learners will realize that most of matter is just empty space!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-966.jpg?itok=ww_83tdG)
Playing with Parachutes
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In this activity, learners explore how parachutes are used to slow down moving objects. Learners work in teams of "engineers" to design and build their own parachutes out of everyday items.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-143.jpg?itok=Tx4Pip5_)
Does Sunscreen Protect My DNA?
Source Institutions
In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.