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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.
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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-000-000-001-652.gif?itok=7LxXKYAD)
Life Size: What's in a microbe?
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In this activity on page 3 of the PDF, learners visualize the relative size and structural differences between microbes that have the potential to cause disease.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-778.jpg?itok=ays5VRr-)
Clean Water: Is It Drinkable?
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In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.
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Cup Speaker
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Make your own speaker with a magnet, wire, and paper cup! If you have a radio with a headphone plug and an old pair of headphones, this is a great tinkering activity.
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Mapping Mockingbirds
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This lesson plan revolves around studying the speciation of the Galápagos mockingbirds, which are on display at the California Academy of Sciences.
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Shake it up with Seismographs!
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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.
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Assembly Line
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In this activity, learners work individually to assemble a product and then work in teams to design, construct, test, and redesign an assembly line process whose product must meet specific quality con
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Tired Weight
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Yes, you can weigh your car by figuring out your wheel's tire pressure combined with the "tire's footprint." You'll need someone with a car, driver's license, and safety in mind.
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Mini Zoetrope
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In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.
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Mapping Sea Level Rise
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In this activity related to climate change, learners create and explore topographical maps as a means of studying sea level rise.
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Achieving Orbit
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In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat
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Bobbing Eyeballs
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In this activity, learners use simple materials and basic tools to construct a special toy to explore pendulums. As the head of the toy bobs one way, the eyeballs bob the other way.
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Rubber Band Racer
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In this activity, learners construct speedy vehicles made out of paper plates and powered by twisted rubber bands.
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Roving on the Moon
Add to list DetailsIn this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.
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Vestibular-Ocular Reflex
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In this activity, learners will perform various investigations to understand the vestibular-ocular reflex and learn about the importance of visual cues in maintaining balance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-463.gif?itok=yStFcDbB)
The Parachuting Egg
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.
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Plankton Races
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In this two-part activity, learners investigate buoyancy, density and surface area as well as biodiversity and the relationship between the structure and function of organisms.
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Design and Build a Better Candy Bag
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In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.
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Properties of Dust
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In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.