Curated OER
How Many Solutions to the System?
Solve systems of equation using graphing! In this algebra activity, students use the TI to graph two lines and identify the number of solutions. They perform interactive graphing on the navigator.
Curated OER
Cook Me Up Some Equations
Students study a variety of math concepts in the context of cooking up a meal. In this math lesson plan, students calculate surface area and volume. They draw and interpret different types of graphs.
Illustrative Mathematics
Lines of Symmetry for Quadrilaterals
Explore how lines of symmetry help define different categories of quadrilaterals. Looking at a square, rectangle, trapezoid, and parallelogram, young mathematicians discover that each shape has its own, unique symmetry. Encourage your...
EngageNY
Modeling Video Game Motion with Matrices 2
The second day of a two-part lesson plan on motion introduces the class to circular motion. Pupils learn how to incorporate a time parameter into the rotational matrix transformations they already know. The 24th installment in the...
EngageNY
Matrix Multiplication and Addition
To commute or not to commute, that is the question. The 26th segment in a 32-segment lesson focuses on the effect of performing one transformation after another one. The pupils develop the procedure in order to multiply two 2 X 2...
Curated OER
9-1-1: Response, Rescue and Recovery
Students discover the many types of emergency management teams through an interactive program. They review the history of FEMA and the Red Cross. They focus on terrorist attacks and how different groups are trained to respond to the...
Curated OER
One Good Turn Deserves Another
Students make observations about shapes and 1-, 2-, and 3-dimensional objects. They conduct observations and make predictions regarding transformations of simple geometric shapes. They identify shapes that occur in household items.
Curated OER
Understanding Hurricanes and the ER-2
Students study hurricanes; in particular, what they look like, how they are formed, how they are categorized, how they are named, and how they are tracked. They examine the science of hurricanes as well as the mathematics of hurricanes.
Curated OER
Reflection of Light and Mirrors
Students address common misconceptions concerning reflection, light and mirrors. They investigate light reflection in mirrors and determine how light is transferred to the eye. In addition, they make predictions and then test them...