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Showing results 61 to 80 of 88
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Working with Watermills
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In this activity, learners explore how watermills have helped harness energy from water through the ages.
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How the Rubber Meets the Road
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In this activity, learners explore how engineers design tire treads to increase safety and reliability.
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Hit the Spot!
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This is a hands-on activity about the physics of tennis. Learners will discover that physics plays a big part in tennis, no matter what their skill level might be.
Simple Submarine
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Using simple, inexpensive items, learners build and test submarine models.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-783.gif?itok=5RthtE_j)
Toilet Model
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In this activity, PVC pipe, plastic water bottles and vinyl tubing are used to make a simple working toilet model. The model shows the role of a siphon in the flushing of a toilet.
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Stream Table
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In this activity, learners use aluminum trays and wooden blocks to form stream tables to investigate river formations in two different landscape scenarios.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-769.jpg?itok=N74UqfZ-)
Tug-of-War
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This activity (on page 2 of the PDF under SciGirls Activity: Tug O' War) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies.
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Foam Rocket
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In this activity, learners work in teams build and launch rubberband-powered foam rockets.
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Gravity and Falling
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This fun and simple hands-on astronomy activity lets learners experiment with a bucket, stretchy fabric, marbles, and weights to discover some basics about gravity.
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Speedy Shelter
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In this design challenge activity, learners invent an emergency shelter that can fit a person and is sturdy and quick to build.
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Great Steamboat Race
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In this outdoor activity, learners race small boats, made of cork, balsa wood, popsicle sticks etc., to investigate the rate and direction of currents in a stream or creek.
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From the Ground Up
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In this plant science activity, learners conduct four experiments to observe how plants respond to sunlight and gravity.
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Wilberforce Pendulum
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In this activity, learners build a Wilberforce Pendulum, a special coupled pendulum in which energy is transferred between two modes of vibration, longitudinal ("bounce') and torsional ("twist"), on a
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Exploring Forces: Static Electricity
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In this activity, learners investigate what happens when you build up static electricity on plastic balls.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-577.jpg?itok=gPS3XS36)
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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Build Your Own Hydroelectric Generator
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Learners follow directions to construct a water-powered electrical generator using a turbine made from plastic spoons.
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Airfoils
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In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle.
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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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Sticky Engineering Challenge
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In this activity, learners explore how engineers work in a team to solve problems.