Teach Engineering
Cell Membrane Structure and Function
Teach your class how to get out of a cell — or break in. The third installment in a seven-part series introduces the class to cell membranes and their functions. The lesson plan includes information to present to the class,...
Teach Engineering
Grow Your Own Algae!
Develop a model of a wastewater treatment center. The last activity of the unit has pupils mix a lake water sample into a tank of water containing fertilizers. Over time, the algae from the lake water grows and removes the nutrient-rich...
Teach Engineering
Microbes Know How to Work!
Scholars harness the power of microbes with an engaging activity that uses yeast to break down sugar in water. Multiple setups of the same experiment lets learners determine which temperature results in the fastest rate of sugar...
Teach Engineering
Alloy the Way to Mars
Future engineers test different alloys to determine the specific strength of each one. Based on the results, they make a recommendation to NASA on which alloy to use on engines for spacecraft.
Teach Engineering
Piezoelectricity
What effect makes children's shoes light up? Answer: Piezoelectric effect. Here is a PowerPoint presentation that describes piezoelectric materials as being able to convert mechanical energy to electrical energy. Individuals learn how...
Teach Engineering
Alloy Advantage
Mix it up by using an intriguing resource that teaches young metallurgists that alloys are a metal mixture. They learn about the advantages of using alloys over pure metals and investigate titanium alloys as an example to finish the...
Teach Engineering
Don't Be a Square
If Parseltongue is a genetic trait, what is the probability a wizard will inherit the ability to speak Parseltongue? Scholars investigate magical and biological genetics with Punnett squares.
Teach Engineering
Projectile Magic
What do the movies October Key and Harry Potter and the Sorcerer's Stone have in common? The fourth installment of a five-part module presents equations regarding projectile motion and how to rearrange them. Scholars view video clips...
Teach Engineering
Magical Motion
Make solutions to projectile motion problems magically appear using equations. Pupils watch a clip from a Harry Potter movie and find the length of time it takes for a remembrall to fall into Harry's hands. They use a projectile motion...
Teach Engineering
Exploring Bone Mineral Density
Bone up on bone density. The second installment of the seven-part series has pupils read articles on two different websites to learn about bone density and its measurement, as well as X-rays and other imaging tools. A quiz assesses their...
Teach Engineering
Common and Natural Logarithms and Solving Equations
Log some practice with logarithms. A PowerPoint presentation provides a tutorial on the change of base formula involving natural logarithms and solving exponential equations with logarithms in the fourth installment of a seven-part...
Teach Engineering
Linear Regression of BMD Scanners
Objects may be more linear than they appear. Scholars investigate the relationship between the number of bone mineral density scanners in the US and time. Once they take the natural logarithm of the number of scanners, a linear...
Teach Engineering
Light Intensity Lab
Let there be light. The last installment of a seven-part series has pupils conduct an experiment on light attenuation through different numbers of transparency sheets. They then relate the results back to how X-rays measure bone density.
Teach Engineering
Connect the Dots: Isometric Drawing and Coded Plans
Individuals discover how to draw cubes on triangle-dot paper. They use cubes to build structures and draw corresponding isometric drawings on dot paper in the second lesson of the series of five. The activity also introduces the concept...
Teach Engineering
Let's Take a Spin: One-Axis Rotation
Investigate the effect of one-axis rotations on geometric figures. Scholars learn to use snap cubes and the right-hand rule to draw figures after rotations about the x-, y-, or z-axes. They try their hands at examples created by the...
Teach Engineering
Efficiency of an Electromechanical System
How efficient is a motor in a LEGO set? Future engineers conduct an activity where a LEGO motor-generator system raises an object to a specified height. They then show what they learned and use their measurements to calculate the energy...
Teach Engineering
Solving Energy Problems
Here's your chance to save the world. The eighth lesson in a 25-part Energy Systems and Solutions unit has young scientists come up with ideas for individual or group projects. They identify ways to solve the energy crisis. Hope they...
Teach Engineering
Egg Drop
Don't drop the ball on the resource ... drop an egg instead! A teacher-led demonstration has the class consider how to drop eggs into glasses when a tray is in the way. Hint: If you've ever seen a magician pull a tablecloth off a table,...
Teach Engineering
News Flash!
Extra, extra, read all about it! Scholars research information on endangered species and produce a news report to share their findings with the rest of the class. In groups, they then consider engineering solutions to problems on habitat...
Teach Engineering
Live Like an Animal
When your parents say that your room's a pig sty, tell them about biomimicry. The sixth installment of a nine-part Life Science unit has scholars research the shelters used by animals in the natural world, like turtle shells. Using the...
Teach Engineering
Design Inspired by Nature
Let nature guide your engineering designs. By taking apart a flower, pupils learn about reverse engineering. They use the results to brainstorm designs for new products or ideas. This is the seventh installment of a nine-part Life...
Teach Engineering
Extinction Prevention via Engineering
It's time to save endangered species through engineering. The third instructional activity in a nine-part Life Science unit has young environmentalists study species extinction. An engaging discussion leads to some ideas on how to use...
Teach Engineering
The Building Blocks of Matter
Everything can be reduced to atoms. The first installment of a six-part Mixtures and Solutions unit focuses on the building blocks of matter. Scholars review basic atomic structure, including protons, neutrons, and electrons, in...
Teach Engineering
Messin' with Mixtures
Do you separate your trail mix before eating it? Then you've been separating mixtures your whole life! Scholars model a contaminated soil sample using trail mix and estimate the percentage of each component. They consider how to clean up...