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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-000-000-001-829.png?itok=pvVmazG_)
Hold a Hill
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In this outdoor activity, learners investigate the relationship between the slope of a trail and soil erosion.
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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.
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Jam Jar Jet
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In this activity, learners create a "Jam Jar Jet" based on Francois Reynst's discovery of a pulsejet engine, which uses one opening for both air intake and exhaust.
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Pneumatic Trough
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In this activity, learners build a "pneumatic trough," a laboratory apparatus used for collecting pure gas samples over water.
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Water Clean-up
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This is an activity (located on page 3 of the PDF under Water Clean-up Activity) about the use of reduction agents to decontaminate ground water.
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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.
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Solar Structures
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In this activity, learners explore how the power of the sun can be harnessed to heat and cool a building.
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Working with Wind Energy
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In this activity, learners explore how wind energy can be generated on both a large and small scale.
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Electric Paddle Boat
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In this activity, learners build an electric two-paddle boat using paint paddles, plastic knives, and empty water bottles.
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Engineered Music
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In this activity, learners explore how musical instruments are engineered.
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Grabbing a Bite to Eat
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In this activity, learners perform an experiment that replicates the dilemma faced by birds in acquiring food from a confined area.
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Egg Drop
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In this activity, learners will design a protective package for an egg that will allow the egg to withstand a fall without cracking.
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Build Your Own Robot Arm
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In this lesson, learners develop a robot arm using common materials. Learners explore design, construction, and teamwork, as well as materials selection and use.
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Pre-School Ball Run!
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In this activity, learners use cardboard bases and track tubes to make a ball run to explore the properties of mass, force, and motion.
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Jump Into Design: Understanding the Design Process
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In this series of activities (page 5), students are introduced to the design process.
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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.
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Invent an Animal
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In this outdoor activity and game, learners explore how animals adapt for survival through coloration, markings and camouflage.
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Jumpy Dolls
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In this activity, learners are challenged to design and construct a jointed figure that moves in a motion (something like jumping jacks) when a string is pulled.
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Eatem Up
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In this math activity, learners use gingerbread cookies to collect and organize simple data. First, learners read "The Gingerbread Boy" by Paul Galdone.