Students estimate measurements in real world problem situations. In this estimation lesson, students read the book Pancakes, Pancakes and estimate how many cups equal a pint, quart, and gallon. Students test their estimations by...

Students conduct team interviews outside the classroom, either within the school or beyond, as part of a fieldwork project. They use reasoning skills as they formulate questions, plan, predict, hypothesize, and speculate about the...

Students apply properties of right triangles to solve problems. In this geometry activity, students identify axioms and theorems using examples.

Young scholars identify problems and potential improvements for U.S. public school education. They research and debate the pros and cons of the "No Child Left Behind Act".

High schoolers examine the grid in terms of a method of organization in our society as well as graphic design. In this "Making and Breaking the Grid" instructional activity, students design solutions to common problems and draw...

Students create a simple machine to help with the design of the traditional can opener. In this simple machines lesson plan, students analyze the can opener, and use the design process to solve problems.

Students work on sudoku puzzles. In this algebra lesson, students complete a puzzle by finding the missing numbers in a square. They use logic to solve these puzzles.

In this secondary mathematics learning exercise, students use logical thinking and the five clues to determine who will receive which Christmas gift.  The one page learning exercise contains one problem.  Answer is not...

Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and algebra problems are solved.

In this math puzzle worksheet, 4th graders cut out both puzzle and puzzle frame. Children reassemble the puzzle by matching an answer on each piece to a problem on the frame.

Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other...

This fabulous resource is a must-have for any algebra teacher's arsenal of lessons. Developing the idea of equations and use of variables from basic physical scenarios, learners gain valuable intuition in the structure and meaning of...

The second installment of a seven-part series focuses on the refraction of light and how it affects the colors we see. Learners consider how this concept connects to biosensors for cancer detection.

How do scientists identify which elements originate from meteorites? Scholars learn about a sample of material found in a remote location, analyzing the sample to determine if it might be from Earth or not. They study elements, isotopes,...

Students listen to the math problem and discuss. They work alone or in groups to come up with the possible solutions and put their pictures of the bottle arrangements on the wall so that the class can refer to them.

Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.

In this visual math puzzle worksheet, students work in groups to find the answer to 6 math puzzles. They work with geometric shapes and symbols.

Students challenge their math knowledge through a series of lessons designed to engage critical thinking and reasoning skills. In these problem solving lessons, students work with the Pythagorean Theorem, time zones in different regions...

Young scholars investigate the concept of using different types of presentations to help solve mathematical problems. They research the use of illustrations to help understand data and its interpretation in a graphing format. Students...

In this math worksheet, students practice solving the problems by finding the values of the numbers listed in each of the six pyramids.

Fourth graders participate in a lesson that is involved in the breaking of codes using computer games. They access the internet to play math games. The teacher uses powerpoint to help guide students with common problems in loading and...

Students use limited data and their prior knowledge to solve problems focused on various inhibitors of respiration in this lesson on cellular respiration in a molecular level. This lesson includes a student handout and a pre-activity...

Students examine how the brain develops. In this neurology lesson students read an article citing evidence that the different areas of the brain mature at different rates. They discuss emotional versus logical aspects of decision-making....

Students access the Internet to find information on current hurricanes. They get locations, speeds, and air pressures and then plot the location of the hurricane on a hurricane-tracking map. They also access the FEMA website to solve...