Students explore the causes and effects of the Earth's ozone holes through discussion and an interactive simulation. Using gumdrops and toothpicks, they conduct a large-group, interactive ozone depletion model.

In this solving proportions worksheet, 9th graders solve and complete 16 different equations that include using proportions. First, they define a proportion and begin by eliminating the fractions in each. Then, students multiply both...

In this interpolating function activity, students solve 7 different sets of problems that include determining the interpolating function of each. They write out the equations to interpolate with a constant sine and cosine terms. Then,...

Young mathematicians utilize video, the internet, and hands-on learning experiences in order to recognize that fractions aren't as "scary" as they first appear, and that we use them every day in our lives. The hands-on activities in this...

In this LU decomposition worksheet, students multiply matrices, identify the elimination matrices, and the inverse of a matrix. This three-page worksheet contains approximately six problems.

In this addition learning exercise, 4th graders focus on missing numerals. Students complete 13 problems solving for missing digits in each of the vertical addition problems.

In this math instructional activity, students solve the puzzle of the magic square as a grid of numbers where the values in each of the rows, columns and diagonals adds up to the same sum.

Students identify the sources of pollution and waste in their community. They examine the process of recycling and how to eliminate some of their family waste.

Learners simplify complex radicals following a specific technique. In this math instructional activity, students simulate the process using several decks of cards. They explore real life applications of radicals.

Eighth graders comprehend how to solve mathematics word problems. In this word problems lesson, 8th graders use word problems to examine possible answers and eliminate obviously incorrect ones. Students work with word problems in small...

In this linear systems worksheet students multiply matrices and find the coefficient matrix in the upper-triangular form. This four-page worksheet contains approximately four problems, with examples and explanations.

In this algebra lesson, students solve systems of equations. They solve using substitution and elimination. There are 10 questions.

Fourth graders examine the use of curriculum compacting when learning math concepts. In this curriculum compacting lesson, 4th graders complete a math assessment before deciding on which compacting activities they will do to master the...

Students solve word problems using systems of equation. In this algebra activity, students use computer and graphing to graph and analyze their solution. They solve system involving inequalities.

In this math worksheet, students investigate the magic squares and fill in the missing values with the fractions. The sheet is intended as a teacher's guide.

Students assess the environmental impact of their transportation choices. They keep a transportation journal and use a website to calculate vehicle emissions for themselves and their class. They evaluate their transportation choices.

First graders practice and reinforce phonics and/or math skills by creating Bingo! game using computer spreadsheet. Students incorporate phonics or math skills class has been practicing onto Bingo! cards, which can be printed and made...

Students work in small groups to redesign the packaging of several common items. They attempt to reach the goal of 25% reduction in packaging materials currently used and explore the impact of various materials and designs in landfills...

In this water cycle instructional activity, 3rd graders conduct an experiment where they observe and calculate how water transpires in different types of trees.  Students engage in a class discussion and use Venn Diagrams to compare...

Young scholars use a contour map to distinguish the elevation of a volcano.  In this volcano lesson, students use styrofoam to create the contour of their map.  Young scholars glue and assemble their volcano. ...

In this algebra worksheet, 10th graders rewrite algebraic expression using algebra. They follow specific steps to solve this word problem. There is an answer key.

Students produce esters in the laboratory by combining different carboxylic acids with different alcohol. In this esterification lesson plan, students experiment with 3 carboxylic acids and 3 alcohols to produce 3 esters with fruit like...

Young scholars construct an interactive ozone depletion model using gumdrops and toothpicks. After analyzing the data obtained from the model, they record it on butcher paper and complete worksheets about oxygen.

[Free Registration/Login may be required to access all resource tools.] The video briefly shows and describes a cube, rectangular prism, triangular prism, and a cylinder and then determines what 3D figure is shown through process of...