Curated OER
Dilations with Matrices
Math whizzes explore dilations. They use matrices to perform dilations centered at the origins of triangles and investigate the effect of scale factor on the size relationship between the pre-image and the image of a polygon. A link to...
Curated OER
Dynamic Algebra
Explore 5 classical problems of algebra. They will solve problems involving Heron's formula, fractional equations, vector equations, apollonius' sphere, and transversals. The idea is to lead to new perceptions and visual...
Curated OER
Hands On: Multiply Whole Numbers and Fractions
Learners sharpen their problem solving skills as they solve six story problems.
US Department of Agriculture
Serving Up My Plate
Offer your youngsters an extra helping of nutritional knowledge and healthy tips with this resource, which centers around the MyPlate nutritional guide and offers three "courses" of plans and worksheets on the food groups and the...
Curated OER
Who Cares for the Land?
A very thorough lesson plan focuses on what plants need to grow and stay healthy. There are excellent reading activities and worksheets included in this fine plan. A terrific way to introduce a unit on plants and their needs.
Curated OER
Quarter Conservation
Here is another in the interesting series of lessons that use the special State Quarters as a learning tool. This one uses the California State Quarter. During this lesson, pupils learn the many ways they can conserve natural resources...
Curated OER
Kids Can Help
In this helping worksheet, students read about ways they can help pets affected by Hurricane Katrina. These include raising money to support the HSUS Disaster Relief Fund, by holding a car wash, bake sale, or auction.
Florida Center for Reading Research
Phoneme Split and Say
Little ones are provided with all the tools needed to begin segmenting phonemes. There are twenty Elkonin box picture cards, five blank Elkonin box cards, and full instructions on how to help pre-readers practice splitting and saying...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Curated OER
Vernier EasyData App
Used along with data collection devices, the EasyData Application for the TI-83 Plus/TI-84 calculator allows learners to use real data to learn math and science. Statistics, curve fits, and integrals are used to analyze the...
Curated OER
Nutria And The Disappearing Marsh
Young analysts examine changes in the nutria population, vegetation density, and marsh area over time in the wetlands of Louisiana. They import data and use the TI-73 Explorer to graph and analyze the effects of nutria on marsh loss.
Curated OER
NUMB3RS Activity: Coded Messages
Using matrix multiplication and inverse matrices, students are trying to uncode a coded message. Students encrypt simple messages using 2 x 2 matrices.
Curated OER
Curve Ball
Create a Height-Time plot of a bouncing ball using a graphing calculator. Graph height as a function of time and identify the vertex form of a quadratic equation that is generated to describe the ball's motion. Finally, answer questions...
Curated OER
Quadratic Equations
Using the provided worksheets, students solve equations involving factoring and finding square roots. At the conclusion of the lesson, they discuss the answers and any difficulty experienced in solving the equations.
Curated OER
Rational Functions
Through a mini assessment, students identify and list the vertical and horizontal asymptotes for the given rational functions and determine the type of asymptote of a given rational function. They also decide which form of a function...
Curated OER
Powers and Roots of Complex Numbers
Explore a few powers of complex numbers numerically and decide if there is a pattern and use parametric equations to represent a complex number graphically. Use De Moivre's theorem to represent the roots of the complex number...
Curated OER
NUMB3RS Activity: Fresh Air and Parabolas
Explore parabolas and investigate linear and quadratic functions to solve problems symbolically and graphically. Also use parametric functions to display trajectories on a graphing calculator.
Curated OER
Zeros of a Cubic
Mathematicians explore cubic functions by learning how to investigate the relationship between the x-coordinates of the three zeros of a cubic function. The instructional activity also contains an application of differentiation.
Curated OER
Geometry and Measurement
Young geometers explore relationships between units of measure and objects. Three activities provide varied opportunities to practice. Learners calculate the volume of two cylinders made by rolling a piece of paper vertically and...
Texas Instruments
Changing Functions
Your algebra 2 learners show what they can do in this assessment activity on shifting, reflecting, and stretching graphs. Given the graphs of various functions, they write the represented equation.
Texas Instruments
Exploring Basic Equations
Learners explore equations with constants, variables and with exponents. They identify and define variables, constants, exponents, expressions, and equations, as well as give an example of each. Your class will also draw their...
Texas Instruments
Endothermic and Exothermic Processes
Students investigate temperature using the TI. In this chemistry lesson, students analyze the change in temperature, as chemicals are dissolved in water. They analyze data collected using the CBL 2.
Curated OER
Operating on Matrices
Learners investigate matrices by exploring addition, subtraction and multiplication of matrices. Students find the determinant and inverse of a matrix. The lesson includes a set of practice problems
Curated OER
Systems of Equations
Texas Instruments and Glencoe/McGraw-Hill have put together a full lesson to help you instruct your math class. Using the textbook, a TI-83 calculator, and attached the PDF learners will solve systems of equations and state decimal...