Students understand how mineral deposits are formed and why they are not evenly dispersed. They create and describe three different precipitates from four solutions simulating mineral ore deposit formation in sedimentary rock.

Students use the spreadsheet to determine policy options, establish criteria for the solution, weight the criteria in terms of importance and rate the options relative to each criterion to determine a solution to the problem. They...

Learners design a robot that can turn 90 degrees. For this robotics lesson, students explain the applications of their invention. They present their design in class.

Learners define density and explain how to determine the density of an object. Students participate in a demonstration that shows the differences in the densities of different liquids and how they affect the liquid's physical properties.

Young scholars graph dissolved oxygen versus depth using data taken from NECOP Program. In this marine science activity, students explain the causes of hypoxia. They recommend possible solutions to this problem.

Students identify the composition of different pennies. In this chemistry lesson, students use a post 1982 penny to observe chemical change. They explain how to turn a penny from copper to gold.

Students visualize DNA from cells and explain the basis and importance of the Gram-stain reaction and to perform the KOH test equivalent.

Fifth graders explore the phases of matter, make observations of matter, the physical and chemical properties of matter, solutions and mixtures, formation of molecules and atoms and molecules all through hands on activities.

Students participate in an experiment to demonstrate how a substance can have different concentrations in a solution. Students record observations on a dilution chart and determine the concentations of various parts per million.

Students explore England's National Health Service (NHS). They identify problems and suggest solutions to an imaginary incident. Students plan the hospital budget. They discover that spending decisions are political.

Students are shown 4 lollipops and asked to tell you all the ways they could share them between 2 students; understanding the difference between sharing and sharing evenly. They read the math problem and share solutions.

Students attempt a problem that Students has the potential to have more than one solution. Hence the problem is accessible to a wide range of students. The problem is essentially about finding patterns and this is typical of a number of...

Students examine different problem situations that could be encountered during the building of the capitol building. They are divided into small groups and given a card with a problem written on it. Then students brainstorm in order to...

Learners investigate and explain the differences active transport versus passive transport. This lesson includes an individual and group activity. The basic steps of electrophores is the focus of inquiry. Identification of the pure...

High schoolers explore to comprehend refunds, amounts due, and record keeping requirements. They define a refund and explain how refunds are received. Students define an amount due and explain how payments are made.

Learners describe what each detection method uses and rank the wavelengths of each if appropriate. They answer questions about absorption, importance of materials and explain differences. Students make sure they describe diagnostic uses...

Fourth graders explore and experiment with objects that float to see if they float differently in salt water or fresh water. After the experiment, they write a paragraph in their science journal explaining how fresh water and ocean water...

Third graders write a petition to a school figure, get signatures from other students, share the petition with the appropriate authority, and then work as leaders to carry out the group's solution.

Students figure out how to arrange seating in a concert hall given specific requirements. They better explain how dividing can allow us to arrive at mathematical solutions quickly and logically.

Pupils identify environmental issues affecting their community and determine ways they can address the issues. They explain that they can be catalysts for change regarding the environment in their own communities.

Learners recognize both a physical and chemical change in different substances. They determine which particles actually changed into different substances, and explain if it represented a physical or a chemical change.

Students discover problems that NASA must deal with on a daily basis. They work together to think of solutions and sketch their own idea of a spacecraft. They discover the concept of engineering.

Ninth graders investigate the physical changes in the Aral Sea from the year of 1960. They conduct research to find information. Students compare and contrast the changes caused by human activity over the years. They create their own...

Learners solve problems by discovering the eigenvalues that satisfy design questions. They explain how relaxing a small angle approximation can change the solution. Students apply the numerical model of pendulumm motion to solve the...