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Showing results 181 to 199 of 199
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Milk Carton Boats
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This activity (on page 2 of the PDF SciGirls Activity: Milk Carton Boat) is a full inquiry investigation into boat hull design.
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The Power of Graphene
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This lesson focuses on graphene and its electrical properties and applications.
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Heat Capacity: Can't Take the Heat?
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Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.
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Design and Build a Wind Vane
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In this activity, learners design and build a simple wind vane —one of the oldest kinds of weather tools— and use it to show wind direction.
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Total Internal Reflection
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In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.
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Metal Heads
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Pairs of learners play the roles of programmer and robot. The programmer gives specific directions to the robot to accomplish a simple task (e.g. walk across the room and pick up a pencil).
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Weather Vane and Anemometer
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In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.
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Spring Scale Engineering
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In this activity, learners explore how spring scales work and how they are used for non-exact weight measurement.
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Water Tower Challenge
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In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.
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Life Vest Challenge
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In this activity, learners explore the engineering behind life vests or personal flotation devices and the challenges met by these devices.
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Reflective Solar Cooker
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In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.
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Hand Biometrics Technology
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In this activity, learners explore how engineers incorporate biometric technologies into products as well as the challenges of engineers who must weigh privacy, security and other issues when designin
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Keep Out!
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In this technology activity, learners build an "alarming" doormat to keep siblings out of their rooms. Use this activity to teach learners about circuits, switches, and sensors.
Ride on a Slide: Toys or Tubes Ride Slopes and Angles
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This activity is a hit for family events and all ages—some will finish in 45 minutes; others can go on for hours.
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Conveyor Engineering
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In this activity, learners explore the engineering behind the conveyor belt and consider the impact this invention has had on transportation and the coordinated shipping and delivery of goods.
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Telephone Talk
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In this math activity, learners find patterns in telephone numbers.
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Newspaper Bridges
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In this activity, learners build bridges out of newspaper and tape to explore how structures are designed to bear loads.
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Keep it Cool
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In this activity, learners explore how engineers have met the challenge of keeping foods, liquids, and other items cool.
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Waterproof that Roof!
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In this activity, learners explore how engineers have improved roofing designs and materials in order to protect the contents of buildings.