CK-12 Foundation
Estimation to Check Decimal Multiplication: Watering a Garden
Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...
CK-12 Foundation
Values Written as Powers: Binary Numbers 17 to 24
Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...
CK-12 Foundation
Values Written as Powers: Binary Numbers 9 to 16
Challenge mathematicians to crack the binary code with an interactive that focuses on numbers nine to 16. A table reveals exponential equations to aid in answering multiple-choice questions. A discussion question gauges comprehension. 
Curated OER
Transformations and Matrices
There are four activities in this extensive lesson covering the identity matrix and scaling, the linear representation of translations, the linear representation of rotations, and reflections. In small groups, they use the Cabri II...
Teach-nology
Language Arts Activity - Cloze
Using context clues is an important skill when mastering reading comprehension. A cloze activity prompts learners to read each sentence in a short passage and fill in the blanks, based on what the rest of the sentence says.
Bowland
Olympic Cycling
Teach teenagers to think critically about data. Young data analysts must create two questions that can be answered using a provided data set on Olympic cycling times. Of course, they then have to answer their questions using mathematics.
Virginia Department of Education 
Give or Take a Few
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
Curated OER
Quilt Squared
Students study West Virginia quilts. In this mathematics instructional activity, students use symmetry, geometric shapes, and patterns to create their own quilt square.
Curated OER
A Trip to Colonial Virginia
Young scholars consider prices while planning a trip to Colonial Virginia. In this budgeting lesson plan, students construct an itinerary of events for a vacation. Young scholars are responsible for working within the approved budget.
Curated OER
Walking On The Number Line
Students investigate the concepts of expressions and equations while defining the similarities and differences. They explore the operations by using a number line and record answers while working with the teacher. Students play the game...
Curated OER
Sudoku Puzzle
Students complete a Sudoku puzzle using their math skills.  After listening to the rules of Sudoku and observing a demonstration, students use the process of elimination and other methods to complete puzzles.  They explore how the...
Curated OER
Photosynthesis
Students recognize the importance of plants as they perform an experiment involving photosynthesis. Students determine the optimum wavelength of light for photosynthesis by exposing plants to different colors of light, collecting data,...
Sea World
Seaworld Science Activity
A fun collection of activities about marine life would be a great addition to your elementary science unit. From cute penguins to scary sharks, the unit features crafts, experiments, and basic research projects that will teach your...
Curated OER
Come Tool Along With Me
Students create metallic Bas-relief scultures using basic art supplies and the technique of "tooling" in this Art lesson with croos-curricular connections in Social Studies and Math. A scoring rubric is included for assessment and...
Curated OER
Scientific Notation II: The Mantissa
Practice converting a conventional number into scientific notation, and vice-versa. Using an applet, they perform the operations of multiplication and division on numbers expressed in scientific notation.
Curated OER
Photosynethsis....How do we know it's really happening? - Biology Teaching Thesis
Students think of one way to detect photosynthesis in plants besides those ways shown in class. They identify the reaction that occurs during photosynthesis. Students define the difference between an acid and a base. They identify acidic...
Curated OER
Nutrition and Food Security
Examine the three basic nutrients and their effects on the body. Fifth graders will research data to construct a bar graph and then  demonstrate the relationship between malnutrition and food security. This is a very comprehensive...
CK-12 Foundation
Modeling: Mathematical, Physical and Conceptual
Scientific models help explain ideas and concepts to non-experts. The online activity covers conceptual, mathematical, and physical models. Through four multiple-choice questions and three discussion questions, scholars gain a deeper...
Curated OER
ABC...1, 2, 3...Green, Red, Blue...Do You Have a Clue?... IT'S PATTERNS
Second graders view clips from the animated series Math Monsters, and discuss the many ways patterns can be found in the world around us. Following the video portion of the instructional activity, 2nd graders visit a variety of Web sites...
Curated OER
Math & Science
Students examine a list of ideas to draw from for lesson planning.  They complete a quiz on Math & Science and  hand in notes they have taken as a resource for lesson planning.  They develop developmental appropriate practice...
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Young scholars explore fact families. In this math lesson, students use links to model a fact family. Young scholars solve addition and subtraction problems.
Curated OER
Equivalent forms of Fractions
Fourth graders use kidspiration software to demonstrate understanding of the concept of equivalent fractions.  Using a combination of manipulatives, computer software and writing teachers can easily assess student mastery of number sense.
Curated OER
Addition and Subtraction
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
Curated OER
Bridge Design and Bridge Building
Seventh graders conduct an investigation into the design of bridges and their construction. Students design bridges and draw detailed plans.  For assessment they construct a model of a bridge that is made entirely of toothpicks. Students...