DiscoverE
Nanomedicine
Cancer patients need as much help as they can get. Future engineers design a system that delivers cancer medicine to the lungs but doesn't harm other organs. Using ferrofluids and iron particles, they test out their delivery systems.
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Preconditioning Balloons: Viscoelastic Biomedical Experiments
What does stretching a balloon have to do with equilibrium? Groups explore preconditioning by stretching a balloon to a point of equilibrium. They then measure the amount of force required to stretch the balloon to the same point several...
Teach Engineering
Engineers Love Pizza, Too!
Help overcome challenges in eating pizza. Scholars work in groups to design a device that assists a physically handicapped person eat pizza. They build a prototype of such a device to test their designs before building. To finish, groups...
Teach Engineering
Automatic Floor Cleaner Computer Program Challenge
Have your class use the engineering design process to program a vacuum robot. Using computer engineering concepts, teams program an automatic floor cleaner to traverse designated patterns.
Teach Engineering
Portable Wheelchair Ramp Challenge
Ramp up the engineering design process in your classroom with an activity that challenges teams to design, build, and test a small-scale portable wheelchair ramp. The class develops design requirements, and teams test their designs using...
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Off-Road Wheelchair Challenge
Challenge your class to use their understanding of the engineering design process to design and build a small-scale, off-road prototype for an assistive technology device. Teams select materials to build their scale models, and, using...
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Designing a Robotic Surgical Device
The engineering design process meets laparoscopic surgical robots with an activity that is the last part in a series of 10 and brings all the lessons of the unit together. Teams design and build a remotely controlled laparoscopic device....
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What is Going on with Grandma?
Pupils individually determine what they need to know about osteoporosis and how they will find that information. They share their thoughts with a partner before moving on to share with the class. The class arrives at a list of a set of...
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Keepers of the Gate Journal and Brainstorm
The second segment of a seven-part series reviews the challenge of determining whether gargling with salt water helps a sore throat. Individuals journal what they know about the challenge and what they are trying to figure out to...
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When Silicon Talks
Explore Snell's Law using thin films. In the fifth installment of a seven-part series, pupils solve a set of problems relating to Snell's Law and use this skill during an experiment requiring the collection of reflective measurements...
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A Leg to Stand On
Give your learners a leg up in their study of engineering. Groups design and create a prothestic for a leg. They test out their designs for strength, stability, durability, and comfort.
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Go Public: Osteoporosis Brochure
Osteoporosis and family — notice the connection between the two. Pairs develop a brochure to educate the public about osteoporosis in the last portion of the six-part series. The teams draw on the information learned throughout the unit...
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Model Heart Valves
Small groups use the knowledge learned about the heart to design and build a prototype of an artificial heart valve. The teams demonstrate the functionality of their valve. They are also responsible for creating a pamphlet that describes...
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Inside the DNA
Get your class to take a closer look at DNA. Pupils conduct research to determine the methods used by scientists to analyze the molecular structure of DNA. The class members investigate different types of molecular imaging along with gel...
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Making Model Microfluidic Devices Using JELL-O
Nothing flows like J-E-L-L-O! In the final portion of a four-part series, pupils create scale models of microfluidic devices out of gelatin and bendable straws. They use their devices to test various flow rates in the delivery of...
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Quantum Dots and the Harkess Method
The Fantastic Voyage is becoming close to reality. The class reads an article on the use of nanotechnology in the medical field and participate in a discussion about what they read. The discussion method helps class members become more...
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Cell Membrane Experimental Design
Grandma said to gargle with salt water for a sore throat. Was she right? In the last part of the seven-part unit, lab groups design an experiment to test a cells reaction to salt solutions. The pupils conduct their experiment to answer...
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Challenges of Laparoscopic Surgery
Get some laparoscopic training without the pain with an activity that challenges class members to find out what it is like to perform laparoscopic surgery. Teams perform three different tasks and quantify their performance. The activity...
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Measuring Viscosity
Groups use a marble to determine the viscosity of household fluids. The procedure calls for pupils to measure the amount of time it takes a marble to fall a specified distance in the fluids. Using unit conversions and algebra, the teams...
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Bubbles and Biosensors
Bubbles aren't just for children. In the third installment of a seven-part series, teenagers use bubble solution to create bubbles and observe patterns of refraction on the bubble surfaces. Application of this concept to thin films in...
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Show Me the Genes
Give your class a chance to show what they know. In the last installment of a seven-part series, pupils summarize and review what they have learned in the series. They present their solutions for creating a biosensor to detect cancer...
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Quantum Dots and Colors
Introduce teams to quantum dot solutions with an activity that has them expose solutions to a blacklight, observe the colors, and take measurements. Groups graph the data and analyze the dependence between particle size and color...
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Thirsty for Gold
In the last portion of the six-part unit, teams perform an experiment with gold nanoparticles to determine which sport drink has the most electrolytes. The nanoparticles are used as chemical sensors and fluoresce in different wavelengths...
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Using Hooke's Law to Understand Materials
Provide a Hooke for a lesson on elasticity with an activity that has groups investigate a set of springs. They use a set procedure to collect data to calculate the spring constant for each spring using Hooke's Law. The groups predict the...