TeachEngineering
Teach Engineering: The Car With a Lot of Potential
Working in teams, students perform quantitative observational experiments on the motion of LEGO MINDSTORMS NXT robotic vehicles powered by the stored potential energy of rubber bands. Students understand that through the manipulation of...
TeachEngineering
Teach Engineering: Determining Concentration
Students quantify the percent of light reflected from solutions containing varying concentrations of red dye using LEGO MINDSTORMS NXT bricks and light sensors. They begin by analyzing a set of standard solutions with known...
TeachEngineering
Teach Engineering: Decimals, Fractions & Percentages
Students learn about and practice converting between fractions, decimals and percentages. Using a LEGO MINDSTORMS NXT robot and a touch sensor, each group inputs a fraction of its choosing. Team members convert this same fraction into a...
TeachEngineering
Teach Engineering: All Fat Is Not Created Equally!
Students learn that fats found in the foods we eat are not all the same; they discover that physical properties of materials are related to their chemical structures. Provided with several samples of commonly used fats with different...
TeachEngineering
Teach Engineering: Get in Gear
Students discover how gears work and how they can be used to adjust a vehicle's power. Specifically, they learn how to build the transmission part of a vehicle by designing gear trains with different gear ratios.
TeachEngineering
Teach Engineering: A Lego Introduction to Graphing
Students use a LEGO ball shooter to demonstrate and analyze the motion of a projectile through use of a line graph. This activity involves using a method of data organization and trend observation with respect to dynamic experimentation...
TeachEngineering
Teach Engineering: Haptics: Touch Command
Students experience haptic (the sense of touch) feedback by using LEGO MINDSTORMS NXT robots and touch sensors to emulate touch feedback recognition. With four touch sensors connected to LEGO NXTs, they design sensor attachments that...
TeachEngineering
Teach Engineering: How to Pull Something Heavy
Students measure and analyze forces that act on vehicles pulling heavy objects while moving at a constant speed on a frictional surface. They study how the cars interact with their environments through forces, and discover which...
TeachEngineering
Teach Engineering: Measuring Pressure
Students learn first-hand the relationship between force, area and pressure. They use a force sensor built from a LEGO MINDSTORMS NXT kit to measure the force required to break through a paper napkin. An interchangeable top at the end of...
TeachEngineering
Teach Engineering: Molecules: The Movement of Atoms
Students work as engineers to learn about the properties of molecules and how they move in 3D space through the use of LEGO MINDSTORMS NXT robotics. They design and build molecular models and use different robotic sensors to control the...
TeachEngineering
Teach Engineering: A Chance at Monte Carlo
At its core, the LEGO MINDSTORMS product provides a programmable microprocessor. Students use the EV3 processor to simulate an experiment involving thousands of uniformly random points placed within a unit square. Using the underlying...
TeachEngineering
Teach Engineering: Measuring Noise Pollution
Through investigating the nature, sources and level of noise produced in their environment, students are introduced to the concept of noise pollution. They learn about the undesirable and disturbing effects of noise and the resulting...
TeachEngineering
Teach Engineering: The Power of Mechanical Advantage
Students learn about the mechanical advantage offered by pulleys in an interactive and game-like manner. By virtue of the activity's mechatronic presentation, they learn to study a mechanical system not as a static image, but rather as a...
TeachEngineering
Teach Engineering: Robo Clock
Students learn various topics associated with the circle through studying a clock. Topics include reading analog time, understanding the concept of rotation (clockwise vs. counter-clockwise), and identifying right angles and straight...
TeachEngineering
Teach Engineering: Robotic Perimeter
Students learn and practice how to find the perimeter of a polygonal shape. Using a ruler, they measure model rooms made of construction paper walls. They learn about other tools, such as a robot, that can help them take measurements....
TeachEngineering
Teach Engineering: The Science of Spring Force
Students use data acquisition equipment to learn about force and displacement in regard to simple and complex machines. In the engineering world, materials and systems are tested by applying forces and measuring the resulting...
TeachEngineering
Teach Engineering: Trebuchet Launch
Students work as engineers to design and test trebuchets (in this case LEGO MINDSTORMS robots) that can launch objects. During the testing stage, they change one variable at a time to study its effect on the outcome of their designs....
TeachEngineering
Teach Engineering: Maze Challenge
As the first engineering design challenge of the unit, students are introduced to the logic for solving a maze. student groups apply that logic to program LEGO MINDSTORMS NXT robots to navigate through a maze, first with no sensors, and...
TeachEngineering
Teach Engineering: Hare and Snail Challenges
Students extend the ideas learned in the maze challenge in this unit with a focus more on the robot design. They learn how to design the gear train from the LEGO MINDSTORMS NXT servomotor to the wheel to make the LEGO taskbot go faster...
TeachEngineering
Teach Engineering: Sumobot Challenge
Students apply their knowledge of constructing and programming LEGO MINDSTORMS NXT robots to create sumobots- strong robots capable of pushing other robots out of a ring.
TeachEngineering
Teach Engineering: Line Follower Challenge
Student groups are challenged to program robots with light sensors to follow a black line. Learning both the logic and skills behind programming robots for this challenge helps students improve their understanding of how robots work, and...
TeachEngineering
Teach Engineering: Navigating a Maze
Students program LEGO MINDSTORMS NXT robots to go through a maze using movement blocks.
TeachEngineering
Teach Engineering: Wait Program!
After completing an associated lesson, students test their understanding in two programming tasks that utilize LEGO MINDSTORMS NXT robots and sound/touch sensors. Students gain practice in the iterative design-program-test-redesign process.
TeachEngineering
Teach Engineering: Using Waits, Loops and Switches
Students incorporate their knowledge of wait blocks, loops, and switches into their programming of the LEGO MINDSTORMS NXT robots to perform different tasks depending on input from a sound sensor and two touch sensors. This activity...