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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.
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.
Design a Microexpression Zoetrope
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In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.
It's a Gas, Man
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In this activity, learners discover if carbon dioxide has an effect on temperature.
Living Bones, Strong Bones
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In this activity about engineering, nutrition, and physical activity, learners design and build a healthy bone model of a space explorer which is strong enough to withstand increasing amounts of weigh
Does Sunscreen Protect My DNA?
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In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.
Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.
Ripening of Fruits and Vegetables
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In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.
Lever Cowboy
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In this activity, learners build a figure that moves and "comes to life" when they pull its string.
Double Dutch Distractions
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This activity (page 2 of the PDF under SciGirls Activity: Double Dutch) is a full inquiry investigation into whether hearing or seeing has a bigger effect on jump rope performance.
Testing for Life's Molecules
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In this activity, learners conduct tests for proteins, glucose, and starch.
Forensic Science: Hair Sample Investigation
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This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.
Supporting Structures
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In this activity about living things and gravity (page 5 of PDF), learners design and build an exoskeleton or an endoskeleton for an animal of their own invention.
Our Sense of Sight: Eye Anatomy and Function
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In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
Nutritional Challenges
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In this nutrition activity (page 26 of PDF), learners consider the nutritional needs of people with specific dietary requirements, such as athletes, persons with diabetes and vegetarians, and create a
Heart of the Matter
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In this activity, learners explore the concept of valve operation and how engineers have adapted valves for use in mechanical heart valve design.
Smooth Operator
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In this activity, learners explore surgical instrument design. Teams of learners construct surgical instruments from everyday materials.
Our Sense of Sight: How We Perceive Movement, Depth and Illusions
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In this activity, learners investigate visual perception as well as plan and conduct their own experiments.
Gravity and Muscles
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In this activity about center of gravity (page 23 of PDF), learners investigate how the body adjusts to the force of gravity to remain balanced.
Breathing Yeasties
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In this life science activity (page 8 of the PDF), learners explore the carbon cycle by mixing yeast, sugar and water.