TryEngineering
Nano Waterproofing
Does your shirt hate water? In the activity, future engineers observe the hydrophobic effect in fabrics. They brainstorm and test some ideas for waterproofing fabrics.
National Security Agency
Time After Time
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
TryEngineering
Search Engines
Introduce search engines with an activity that models how search engines work and the different algorithms they employ. Working in groups, class members then build search queries to demonstrate the knowledge learned.
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...
PHET
Where to See an Aurora
Where can you see an aurora in North America? After completing an astronomy activity, scholars can locate the exact coordinates. Pupils plot points of the inner and outer ring of the auroral oval and answer questions based on...
Curated OER
Physical Science Review Questions
Prepare your class for a quiz with these physical science review questions. Learners respond to 7 questions about ionic and covalent bonds, oxidation states, and chemical and physical changes. In addition, they name compounds and balance...
Curated OER
Multiplying Whole Numbers and Decimals
Upper elementary and middle school learners explore number sense by completing a list of multiplication problems in class. Learners discuss the difference between whole numbers and decimals while solving multiplication problems. They...
Virginia Department of Education
Pythagorean Theorem
Investigate the meaning of the Pythagorean Theorem through modeling. After comparing the area of the square of each side, individuals cut triangles and squares to facilitate the comparison.
US Department of Commerce
Over the Hill - Aging on a Normal Curve
Nobody is too old to learn something new. Young statisticians analyze census data on the percentage of the population older than 65 years old in US counties. They fit a normal distribution to the data, determine the mean and standard...
Curated OER
Double Dare Addition!
Students apply basic number concepts and computation skills while engaging in an enriching group activity. Then they demonstrate their knowledge of addition using a medium that enables everyone to show their solutions for immediate...
Curated OER
Chemical Equations
Wow! This comprehensive collection of slides will walk your chemistry class through the foundation of chemical reactions, teach them to balance equations, differentiate types of reactions, and calculate stoichiometry problems. This...
Curated OER
The Apple Orchard Problem
Students explore various approaches to solving a problem of maximizing the total production of apples in an orchard. In this apple orchard instructional activity, students collect data in order to solve the apple orchard problem...
Curated OER
Calculations at the Crazy Cookie Company
Learners explore matrix multiplication and problem solve using matrix multiplication. They design a table that will display cost and profit for three cookie stores.
Curated OER
The Jelly Bean Problem
Students are challenged to eat some candy as a cell would need to do it. By solving this problem students simulate the cell process called endocytosis. They think about some of the problems that arise when a cell ingests food.
Curated OER
Word Problems
In this algebra worksheet, students are guided to choose the best method to solve problems using graphing, factoring, completing the square, and quadratic formula. There are 4 problems with an answer key.
Curated OER
Battling Bullies
Students identify aspects of a conflict situation through a story. They engage in problem solving or identification of an aspect of bullying. Applying their knowledge of bullying, they create scenarios that reflect their methods of...
Curated OER
Island Biogeography and Evolution: Solving a Phylogenetic Puzzle With Molecular Genetics
Students engage in solving a logic problem based on real organisms and real data. They develop phylogenies for seven related populations of lizards living on the Canary Islands.
Curated OER
Constructing a Building
Students work with big boxes to connect big ideas. In this early childhood problem solving instructional activity, students develop social, language, math, creative-thinking, and problem-solving skills as they work together to plan and...
Curated OER
Maxima and Minima Problems
Students calculate the maxima and minima of quadratic equations. In this calculus lesson, students apply the derivatives by finding the maxima and minima using real life application. They solve optimization using the derivative.
Curated OER
Solving Multistep Linear Equations
For this multistep linear equations worksheet, 10th graders solve and complete 21 different multiple choice problems. First, they determine the value of a given variable by using multisteps. Then, students determine the equation that...
Curated OER
Solving Environmental Problems
Young scholars identify a community environmental problem and possible solutions. They analyze the connection between the problem and the solutions and the importance of it to the local community. Students then draw a picture of an...
Curated OER
Solving Using Linear Equations
Seventh graders explore linear equations. They observe the relationship between linear equations an patterns. Students make decisions using information given in graphs to solve linear equations. They perform a toothpick activity to...
Curated OER
Water Studies Word Problems
In this water learning exercise, students read mini articles and solve math word problems having to do with water. Students complete 16 word problems.
Curated OER
Solving Systems of Inequalities
In this algebra worksheet, students solve systems of inequality using the graphing method. There are 5 questions with lots of examples and an answer key.