Virginia Department of Education
Special Right Triangles and Right Triangle Trigonometry
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
NASA
MASS, MASS – Who Has the MASS? Analyzing Tiny Samples
What is it worth to you? A hands-on instructional activity asks groups to collect weights of different combinations of coins and calculate weighted averages. They use the analysis to understand the concept of an isotope to finish the...
NASA
Developing an Investigation
Watch as your class makes the transition from pupils to researchers! A well-designed lesson has scholars pick a solar wind characteristic to research. They then collect and analyze official data from the LANL website. This is the third...
Howard County Schools
Constant Rate Exploration
Question: What do rectangles and bathtub volume have in common? Answer: Linear equations. Learn how to identify situations that have constant rates by examining two different situations, one proportional and one not proportional.
Missouri Department of Elementary
Happy, Sad, Scared and Mad: All Belong To Me
"What are feelings?" and "Why are feelings important to understand?" are the essential questions of a lesson that boosts self-awareness. Scholars discuss the four basic emotions—happy, sad, scared, and mad—in preparation for a creative...
Missouri Department of Elementary
The Problem Solving Game
Creativity, communication, cooperation. Pupils assume the role of employees at a game factory working together to develop a new game. Using the principles of the STAR method (Stop, Think, Act, Review), they work in teams to create game...
Curated OER
Problem Solving with Multi-Step Number Stories
Pupils solve multi-step number stories. They create number models to solve number stories. Everyone chooses the appropriate operation to use after reading the problem, and then work in small groups to solve.
Curated OER
Viral Marketing
What is "viral marketing" and how does it relate to mathematics? Young mathematicians use exponential functions to develop a mathematical model for a business advertising campaign. Learners then see how their campaigns increase...
Curated OER
Principles of Flight: Flying Paper Airplanes
Students investigate ways to enhance an object's flying ability. In this model construction lesson, students construct two paper airplanes, one of which is twice as big as the first. Students compare and contrast the two separate...
Curated OER
How's The Weather?
Students make a box and whiskers plot using the TI-73 graphing calculator. Each student would have their own calculator but they would work in small groups of two or three to help each other enter the data and make the plots.
Curated OER
Molas
Seventh graders apply their prior knowledge of the Principle of Balance to create a paper mola. Students examine a variety of molas, which are fabric works of art made by women in the country of Panama. To arrange the composition of the...
Curated OER
Design Space
Learners will develop an understanding design space. The arrangement of shapes is taught to create simple perspective. The differences in the size of shapes is shown in order to help learners see how they should be arranged in...
Curated OER
Exploring Exponential Growth and Decay Functions
Pupils differentiate between exponential growth and decay. In this algebra lesson, students solve exponential equations using properties of exponents. They use the Ti calculator to graph and analyze their functions.
Curated OER
Measure: Bearings and Scale Drawings
Pupils practice drawing geometric figures. In this geometry lesson, learners complete an activity that requires them to draw angles and shapes to the nearest degree.
Curated OER
www.tutor-usa.com worksheet
Reinforces the use of the distributive property for the pre-algebra or the beginning algebra pupil. Multiple choice and short answer questions test the use of the distributive property in expressions using solely numerical values or...
Mathematics Assessment Project
Designing a 3d Product in 2d: a Sports Bag
Sew up pupil interest with an engaging, hands-on instructional activity. Learners first design a sports bag given constraints on the dimensions of fabric. They then evaluate provided sample responses to identify strengths and weaknesses...
EngageNY
Describing Center, Variability, and Shape of a Data Distribution from a Graphical Representation
What is the typical length of a yellow perch? Pupils analyze a histogram of lengths for a sample of yellow perch from the Great Lakes. They determine which measures of center and variability are best to use based upon the shape of the...
Curated OER
Put Your Truss in Building Bridges
Students apply abstract concepts, such as stress, fulcrums, the law of gravity, and the strength of different geometric shapes. Groups of student contractors operate simulated architectural firms to create strong, economical bridges.
Statistics Education Web
Sampling in Archaeology
Compare different random sampling types using an archaeological setting. Scholars collect data from an archaeological plot using simple random samples, stratified random samples, systematic random samples, and cluster random samples....
American Statistical Association
Confidence in Salaries in Petroleum Engineering
Just how confident can we be with statistics calculated from a sample? Learners take this into account as they look at data from a sample of petroleum engineer salaries. They analyze the effect sample size has on a margin of error and...
American Statistical Association
More Confidence in Salaries in Petroleum Engineering
Making inferences isn't an exact science. Using data about salaries, learners investigate the accuracy of their inferences. Their analyses includes simulations and randomization tests as well as population means.
Purdue University
The Represented World: Recreational STEM
How are forces and motion important to a swing set? Scholars explore the concepts of force and motion using swing sets. In preparation for their own STEM design project, individuals take surveys and data from peers, complete labs on...
Curated OER
Geometry In the Yard
Pupils are responsible for creating a border around a triangular garden spot, of which they know the measurements for two sides. They use the Pythagorean Theorem to calculate the third side and complete the garden.
Curated OER
Properties Of Building Materials
Students investigate the concept of building materials and how they are used to create different things. They focus upon the availability, cost, flexibility, and strength of different building materials. This is done by taking part in a...