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National Nanotechnology Infrastructure Network
Nanotechnology Invention and Design: Phase Changes, Energy, and Crystals
What does it take to be considered a smart material? Learners investigate the properties of Nitinol, a smart material, through a hands-on lab activity. They examine the crystal lattice structure and the conditions required for Nitinol to...
Howard County Schools
Drawing Inverses
An Algebra II lesson plan draws the connection between the exponential function and its inverse. By graphing an exponential function and using tables and a calculator, students graph the logarithmic function. The plan comes with a...
National Nanotechnology Infrastructure Network
Hiding Behind the Mask
Microchips are a man-made wonder. Investigate the manufacturing wonder with a hands-on inquiry-based lesson. Scholars simulate the process of pattern transfer using photoresist. Their conclusion identifies how their process replicates...
Kenan Fellows
Introduction to a Flight Computer
Keep your hands on the wheel—at all times! Scholars learn why pilots use a flight computer through a high-flying demonstration. Making calculations for speed, distance, or time is automatic if you know how to use a flight computer.
Statistics Education Web
Which Hand Rules?
Reaction rates vary between your dominant and nondominant hand ... or do they? Young scholars conduct an experiment collecting data to answer just that. After collecting data, they calculate the p-value to determine if the difference is...
Serendip
Understanding and Predicting Changes in Population Size – Exponential and Logistic Population Growth Models vs. Complex Reality
Salmonella poisoning impacts over 200,000 people in the United States each year. Scholars learn about the growth of these bacteria using multiple approaches. Then they apply the same growth calculations to endangered species and think...
Curated OER
Nature and Fintess Trail
Students investigate how humans impact the environment and compile an organism database into an e-book field guide. They name muscle groups and develop specific exercises to strengthen these groups. Students utilize technology for data...
Curated OER
Correlation
Students investigate correlation coefficients. In this correlation coefficient instructional activity, students explore correlation coefficient calculations. Students research independently by collecting data, calculating the correlation...
Curated OER
Subtracting Fractions
Students investigate the concept of subtracting fractions. They use a variety of problems in order to practice new skills. The independent practice is used to obtain an informal measurement of mastery with the use of a formal quiz for a...
Curated OER
Investigating Motion
Students determine velocity using the slope of a time distance graph. They investigate a motion cart using a CBR unit and a TI 83 calculator setup. Using the graph generated, they calculate velocity.
Curated OER
Model Sails: Investigating Sails of Tall Ships
Young scholars investigate the dimensions of a full-rigged ship and a schooner. Using the dimesions, they calculate and compare the area of the sails. In groups, they create model sails that require modeling and estiminating using the...
Curated OER
Investigating Density: Heavy Ice
Students end up learning the formula for density and calculate the densities of various materials, and predict if they sink or float.
Curated OER
Investigating Volume
Ninth graders investigate and make conjectures about volume. In this geometry lesson, 9th graders analyze data and predict the outcome. They calculate volume using different tiers.
Curated OER
Investigating the properties of a circle
Students use wax paper to look at different properties of circles such as chords, tangent lines, inscribed angles, and inscribed angles in a semi-circle, as well as finding the center of the circle, and use GSP to investigate cyclic...
Curated OER
High School Mathematics Problems from Alaska: Investigation of Herring Statistics
Learners read complex charts, find measures of central tendency, calculate large numbers, create histograms and box plots. They answer questions using the "Fisherman's Copy" of statistics.
Curated OER
Investigating Division
Students develop math sense as they multiply and divide numbers. In this algebra lesson, students identify the missing numbers in a multiplication and division problem. They use a calculator to help them solve the problems.
Curated OER
Pythagorean Theorem Investigation
Eighth graders investigate the Pythagorean Theorem and practice applying the theorem to various triangles. Finally, in the next lesson in the sequence, 8th graders create a song or a story to help them remember the Pythagorean Theorem.
Curated OER
Investigation of Pot Sherds
Fourth graders review their prior knowledge on the concept of pi. Using broken pieces of pottery, they calculate the circumference from a section of the circle. In teams, they compete against one another to get the most accurate...
Curated OER
The Delta Flier
Learners make calculations in order to construct a kite in the shape of an isosceles right triangle. In this kite lesson plan students calculate altitude of their flying kites using a formula.
Curated OER
Investigations into Estimations
Students gain the powerful tools of estimation, prediction, and averaging and discover the importance these tools have in daily living.
Curated OER
Using A Ruler
High schoolers investigate the concept of measurement and using a ruler with accuracy up to 1/16 of an inch. They practice using measurement with a ruler in different contexts. To help with the presentation of the lesson a PowerPoint...
Curated OER
Fraction Song
Students investigate the concept of fractions with the use of a song. The song helps memory for conducting different operations transferring them to long-term memory. A guitar is used to help the students practice the fraction song.
Curated OER
Fractions Continued
Students investigate the concept of using fractions to solve problems involving rational numbers. They order real numbers on the number line with the classification of fractions. Also students solve problems using the four operations...
Curated OER
Power Systems and Efficiency - Nuts! Investigation
Eighth graders measure the amount of energy found in different kinds of nuts. They use different types of burners and compare and contrast the efficiency of each. They also calculate an efficiency rating for a butane burner.