Curated OER
Investigating the Effect of Salinity on the Density and Stability of Water
Water with varying amounts of dissolved salt are dyed and then used to compare densities. The objective is to discover the effect of salinity, and therefore density, on ocean water on the stability of the ocean. Many branches of science...
Curated OER
Flying Fish Stabile
Students research the similarities and differences between stabiles and mobiles, and the physics principles embodied in each construction. They investigate different types of fish and their habitats, paying special attention to their...
Curated OER
Chemistry 231, Exam 3
This exam is aimed at assessing college level organic chemists. Ten problems are to be solved and include drawing molecular structures, assessing degrees of saturation, ordering alkenes according to stability, and explaining chemical...
Curated OER
Stabilization Wedges Game
Teamwork and critical thinking combine to for a creative lesson on reducing greenhouse gas emissions. Ebullient environmental studies learners play a game in which they strategize how to place colorful energy wedges together to create a...
Curated OER
Ice Cream
Open this instructional activity by giving a brief history of ice cream. Using liquid nitrogen to lower the temperature, preteens make their own confection. The accompanying activity sheet queries learners about freezing point, the...
Curated OER
Paper Rockets
Students create rockets to test stability. In this rocketry lesson, students discover how rockets fly through air as they follow the procedures included in this activity.
Curated OER
Structural Stability - Legos
Students are introduced to a variety of design elements that promote structural stability including beams, joints and pins. They demonstrate the use of these elements with Lego constructions and compare the stability of several...
Curated OER
Spin Stabilization
Students investigate methods used by aeronautical engineers to keep rockets on target. After exploring the center of gravity and the center of pressure, students build water rockets. Students use various methods to design fins on the...
Curated OER
Stability of Equilibrium Values
In this stability of equilibrium values activity, students explore equilibrium solutions and classify them as asymptotically stable or not asymptotically stable. They justify their reasoning. This four-page activity contains five...
Curated OER
Dictating the Future
Read the article "Bush Lays Out Goals for Iraq: Self-Rule and Stability" and examine the keys points from President Bush's speech. Whether presented in written text or as an audio bite students will work in groups to research world...
Curated OER
Bonding
Almost a complete lesson in itself, this presentation will enhance any bonding and compounds unit. The concepts included are charges of atoms lending to particular molecular structures, the stability of bonds and how to diagram them....
Federal Reserve Bank
Could It Happen Again?
The final instructional activity in a series of six about the Great Depression focuses on the Federal Reserve's role in stabilizing the economy.
Curated OER
Preparation and Community
Students explore community crisis and how to work together to improve a community. In this community stability lesson ,students explore how communities work together to solve problems and provide security. Students research news reports...
Curated OER
How does Paper Making Contribute to Economics
Second graders investigate the numerous jobs it takes to create paper in the U.S. In this economics lesson, 2nd graders discuss where paper comes from, what types of trees are needed, and how the paper milling process creates jobs and...
PhET
Isotopes and Atomic Mass
Some isotopes are unstable, or radioactive, meaning they will decay over time and turn into another isotope or stable element. In the interactive simulation, participants manipulate elements to create isotopes and gather information....
Teach Engineering
Above-Ground Storage Tank Design Project
The challenge: determine whether a tank will float. A design activity has groups work as engineering teams in order to determine the stability of given tanks and liquid contents. The teams need to determine the equations to calculate the...
Curated OER
Gumdrop Crystal Models
A great way to learn about molecular structures is to make a model. Gumdrops and toothpicks are used to construct crystal models. The models are based on theories of crystal shapes that occur because of positive and or negatively charged...
Curated OER
Constructions and Creations: Sturdy Structures
Have your class draw the plans and design a structure. Learners discuss and investigate the variables in the stability of a 2D and 3D model. They also consider how to add a circuit to the design. Afterwards, they present their work.
Federal Reserve Bank
The Fed’s Toolbox
This lesson is packed with instructional material and activities on the Federal Reserve System, monetary policy, and the relationship between bank reserves, interest rates, employment, and price stability.
School Improvement in Maryland
Monetary Policy
As an introduction to monetary policy, groups investigate and evaluate the effectiveness of current monetary and fiscal policies on promoting full employment, price stability, and economic performance. They then apply monetary tools to...
Curated OER
Chapter 6 - Bonds
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
PBS
Symbiotic Strategies: The Secret Lives of Sharks and Rays
Learners investigate the interaction in an oceanic ecosystem. For this symbiotic relationship lesson, high schoolers investigate how ecological relationships evolve over long periods of time in order to maintain balance and stability of...
Curated OER
AP: Chapter 23: The Evolution of Populations
How and why do populations change over time? AP biology aces explore this question by completing this assignment. They write the answers to 21 questions regarding population genetics, stability, genetic drift, polymorphism, and selection.
School Improvement in Maryland
Socio-Economic Goals of the Government
Equity. Increased productivity. Price stability. Environmental protection. Decreased poverty. Governments establish socio-economic goals and then must design and fund programs to address these goals. Groups investigate various programs...