Institute of Electrical and Electronics Engineers
Robot Basketball
Hold a free-throw shooting challenge in your engineering class! Each team must design a contraption that will fire off a "robot arm" or, more specifically, a catapult, to send a Ping-Pong ball into a basket. Use this as an opportunity to...
Illustrative Mathematics
The Lighthouse Problem
Long considered the symbol of safe harbor and steadfast waiting, the lighthouse gets a mathematical treatment. The straightforward question of distance to the horizon is carefully presented, followed by a look into the...
Curated OER
The Floating Egg Problem
This is the grown-up version of the classic "float an egg in salt water" experience, plus an experiment in soap making. High schoolers explore density, but more importantly, practice accuracy, precision, and the use of significant...
Curated OER
Hydrogen Peroxide Analysis
A scenario is presented for chemistry techs to address. Using titration techniques, they must analyze hydrogen peroxide solution samples. They evaluate accuracy and precision in the process. They also gain experience consulting the MSDS...
Illustrative Mathematics
Accuracy of Carbon 14 Dating I
Here is an activity that is intended to highlight a very important issue about precision in reporting and understanding statements in a realistic scientific context. Discuss different ways of reporting the half life of Carbon 14...
National Nanotechnology Infrastructure Network
Is Measuring an Art or a Science?
Not only do future engineers learn the difference between accuracy and precision, they also get some hands-on experience using different measuring tools.
Curated OER
Measure Twice
Students measure a variety of objects using the appropriate measuring tool. In this measurement lesson, students explain the importance of accuracy and precision in collecting data. They discuss the difference between the two.
Curated OER
Significant What?
Students define accuracy and precision, and differentiate between the two terms, apply the concepts of accuracy and precision to a given situation and correctly apply the concept of significant figures to measurement and mathematical...
Curated OER
Scientific Data: It's Not as Pretty as It Looks!
The difference between accuracy and precision is fundamental for high school science learners. Using test kits for nitrate concentration in water, they compare readings with each other. They consider the accuracy, precision, and bias of...
Santa Monica College
Introducing Measurements in the Laboratory
We use basic units of measurement to break down things and communicate clearly. The first lesson in an 11-part series teaches the proper way to measure various items. It starts simply with measuring the dimensions and areas of geometric...
Curated OER
Gas Law Investigation
Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...
Curated OER
Quinoa Pasta 3
A mixture of quinoa and corn is for dinner in this collaborative task that sets up nicely as a system of linear equations. Your supper guests discuss numerical precision and percentages as they formulate a plan of how to solve the problem.
Illustrative Mathematics
Running Around a Track I
The accuracy required by the design and measurement of an Olympic running track will surprise track stars and couch potatoes alike. Given a short introduction, the class then scaffolds into a detailed analysis of the exact nature of the...
Curated OER
Math: Checking Scale Drawings for Accuracy
Students critique their own drawings for accuracy and make constructive suggestions prior to reworking them. They discover how scale in maps and drawing relate to relative size and distance. In addition, students comprehend the...
Curated OER
Computer Accuracy
Young scholars work together on computers to practice measuring for navigation. They discover that errors in their calculations can lead them in the wrong direction. They examine the need of computers by engineers.
Curated OER
Anastasia-Dead or Alive
Students complete an investigative activity that requires them to use precise observational skills. They observe a partner's ear recording pertinent data so that they can make a positive identification. They identify the teacher chosen...
Curated OER
Measurement Investigations 1
Fifth graders find perimeters, areas, and volumes of everyday objects and state the precision. They work in small groups in order to take measurements, perform calculations, and write a group report about the investigation.
Curated OER
Portable Sundial
Learners work together to identify the accuracy of sundials. They track the position of the sun and create a shadow plot. They discover the difference between real time and clock time.
Curated OER
Measurement Investigations 2
Students complete a number of practical measuring investigations, with an emphasis on accuracy of measuring and communication of their findings. They examine how to measure by first becoming aware of the physical attributes of objects...
Curated OER
The Little Prince: Socratic Questioning Strategy
Challenge readers to read closer in an activity based on the Socratic questioning strategy. As kids read Antoine de Saint Éxupery's The Little Prince, they use sentence starters to ask deeper questions about the text, and...
Curated OER
Japanese Song: Fireflies (Hotaru, Koi)
Fifth graders examine the lyrics of a popular Japanese folk song to focus on the pentatonic scale and how it is used in the musical piece. English and Japnanese pronunciations are practiced in this lesson.
Curated OER
Using the Hunter Model and the Holistic Model
Students increase their knowledge of scientific processes in chemistry. They compare and analyze 3 sets of data, they have gathered, for accuracy and precision.
Curated OER
Raising Cane: Building a Cane Flute From Scratch
Eighth graders create their own cane flute. They use a model flute to gain the correct measurements and use the scientific method to construct the flute to have sound quality and pitch accuracy.
Curated OER
BASEBALL HOME RUN
Learners determine whether a hit baseball is a home run or not by utilizing parametric equations to describe the path of the ball. They assess the importance of angles and velocity needed to hit a home run. In addition, in their own...
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