Your young physicists analyze the forms of four equivalent exponential expressions representing an amount of a radioactive material in a substance. They show how each expression is equivalent to the others and what aspects of the decay...

Use this resource to teach perimeter of regular plane shapes, measurement, rounding, and systematic problem solving skills. There are 78 complete slides and two game suggestions intended to facilitate content understanding.

Space science and math collide in this inquiry that investigates launching times for antacid-tablet rockets! Upper elementary or middle school learners collect data as they launch these mini rockets. They apply concepts of place value...

In this math worksheet, students round numbers to their leading digit. They multiply the results to find the estimation of the exact answer. Students estimate and then find the exact answer on six problems.

In this estimating time review worksheet, students practice their estimation skills as they estimate how many times they can do 3 activities in 1 minute. Students check their work and then identify things that take them 30 seconds, 5...

Students watch a video clips before problem solving the use of angles in real world situations. They problem solve using spatial reasoning while connecting math to a sports activity that investigates the path of a bouncing ball.

This lesson entails the viewing of two videos to get an overview of force and its application. The lesson covers how vectors use force in real-world situations.

In this economics worksheet, students look for the budgets and go through the practical activities of maintaining a monthly expense sheet.

In this math worksheet, learners are given 21 percentage problems which they are to work out mentally. There are story problems, tables and simple conversion.

In this significant figures learning exercise, students solve forty eight problems. They identify significant figures in numbers, they complete calculations of addition and subtraction and identify significant figures, they multiple and...

In this math worksheet, students work with a partner to practice estimating products using rounding. They discuss the process of rounding and whether multiplying the rounded numbers is easier or more difficult than multiplying the...

In this SI units activity, students solve 6 problems including converting from one unit of measurement in the metric system to another, estimating the mass of objects, and using the density of a metal to find its volume given the mass.

In this math worksheet, learners will work with a coach to add numbers with decimals to the hundredths place. Students will follow a step-by-step process and notes are provided for the coach.

In this square root worksheet, students solve problems with exponents. They find the square root of given numbers. Students ill in missing numbers on a radical clock face. This eleven-page worksheet contains notes, detailed instructions...

Students demonstrate how to use math skills to measure their lung capacity. In this human biology lesson, students use a clear plastic container, measuring cup and rubber balloons to demonstrate how the lungs work. Students estimate the...

Use pumpkins of various sizes to experiment with weight and perimeter. First the class lifts the pumpkins one by one, estimating each pumpkin's weight. They arrange the pumpkins from lightest to heaviest, and then string weigh each one...

Students explore counting, sorting, and graphing skills. For this data analysis lesson, students sort jelly beans by color, count the jelly beans, and create a bar graph of the jelly beans according to color.

An exercise in finding the approximate time that a name would be called at a graduation. Estimating time may be difficult for some of the class, so this resource would not be a good choice for learning this standard. It does end with a...

Students gain the powerful tools of estimation, prediction, and averaging and discover the importance these tools have in daily living.

Students study uncollectible accounts expenses. They analyze adjustments for uncollectible accounts expense and enter the adjustments on a work sheet. They post entries to a general journal and to the accounts receivable and general...

Students, after getting information from the past baseball season off the Internet, calculate an attendance-to-win ratio for each of the 28 major league teams and then study the results to see if winning always leads to good attendance.

Students examine how archaeologists preserve context of sites through use of rectangular grid or Cartesian coordinate system, and develop sense of distance by pacing off and estimating distances.

In this math worksheet, students are introduced to decimals by first studying pattern blocks showing a number with tens, ones and tenths. Students locate decimals on number lines and rulers and shade decimal pictures. Students compare...

Students practice estimating distances by analyzing a map. In this length measurement lesson, students view a map with a distance key and use their measurement skills to estimate the distance between two cities. Students utilize an...