Fifth graders investigate the area of a triangle. In this geometry lesson, 5th graders practice finding the area of a triangle using the correct formula: 1/2bh.

Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.

Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.

Second graders explore related multiplication and division facts. They study the inverse relationship of multiplication and division and engage in a group discussion about families. They complete a web-based lesson which is imbedded in...

First graders create either an alphabet or number book using Kid Pix software. In this alphabet and/or number unit, 1st graders design a themed alphabet and/or number book using the Kid Pix software over the course of three weeks....

Second graders participate in various activities which help them explain and explain the difference between an estimate and an exact amount.

Students are given standard elemental nutrients, identify plant nutrient requirements based on criteria outlined in assessment instructment. They, are given standard elemental nutrients, provide all means and chemical symbols of plant...

Students listen to the book, Arthur's Funny Money, then play The Price is Right game to estimate and to chart the price of items to the nearest $1.00 and $10.00. They check their estimates by counting out the actual amount in play money.

Fourth graders use square tiles to help them explain the concept of square numbers.

Students examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.

Eighth graders use the unit price to compare which local grocery store has the best prices. Assign students to work with a partner and a role. One person is the recorder and the other is the mathematician.

Students explore percent. In this percent lesson, students investigate how to represent percentages on a hundreds grid. Working independently, students solve mathematical problems involving percentages.

Fifth graders show percentages on a 10 x 10 grid. In this percentages lesson plan, 5th graders color in the squares to show a percent.

Learners calculate the theoretical and empirical probability by dropping coins on a grid. They record their data and compare the theoretical and empirical data. Students make predictions about the results before conducting the experiment.

Students mark seconds, minutes, hours, days, etc. on class timetable report to keep track of time spent on Uninterrupted Silent Reading.

Tenth graders identify the trigonometric ratios for right angled triangles. Through independent investigation, they discover the constancy between the ratios of any two sides of similar triangles. In an alternative method, 10th graders...

In this math worksheet, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.

Second graders, in pairs, use arrays to explore the relationship between multiplication and division.

Students discuss the directions on a package of seeds. They open the package, count the seeds, and determine the planting requirements for the seeds.

Students use Internet software, The Difference Bar, to work out the difference between two numbers by breaking numbers into parts. Students use mental strategies to work out the difference between any 2 two-digit numbers. Students...

Students research, predict and offer solutions regarding factors that affect current or future food crops could result in economic, political or social changes.

Students randomly select dimensions for three geometric shapes (square, right triangle and circle). From the graphs they compare and contrast the graphical results of each shape.

Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of writing fractions as decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page...

Use Glencoe's randomly generated self-checking quiz to test your knowledge of writing fractions as decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...