Seventh graders, in groups, complete an Isotopes model and notice that atomic masses are decimal numbers. These masses are an average of all the isotopes of that element.

Students create a spreadsheet and graph using Open House attendance data.

Students discuss comparing the size of two different sets of blocks. They estimate the length of the long blocks by answering the following questions: How can you use the small blocks to find out?, and How many small blocks does it...

Students discover the concept of elapsed time. In this calculating time lesson, students utilize the Internet to complete record sheets based on the concept of elapsed time. Finally, the students answer questions on their own.

Students explore competition by participating in a peg race. In this pattern creation instructional activity, students utilize an egg timer and pegs or colored cubes to create patterns quickly while competing with fellow classmates to...

Students collect data on population growth. In this statistics instructional activity, students graph their data and make predictions. They find the linear regression and the best fit line.

Third graders review telling time. In this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about telling...

Young scholars explore the graphing calculator feature on the Macintosh computer to explore some "parent" functions and their translations, combinations, and composites.

Students listen to story Two of Everything, illustrate coins they would put into the Magic Pot using paper and pencil, and solve Magic Pot riddles by viewing slide show and predicting coin totals. Students then create table listing...

Seventh graders identify the mean, mode, median and range in a given set of data. After playing "What's My Number" game, 7th graders brainstorm situations in which measurement of statistical data is important. They measure specified...

Eighth graders examine linear equations by creating graphs from them.  In this graphing lesson, 8th graders read several linear equations and plot them on a graph with the help of their classmates.  Students find the slope of...

Students observe a pendulum and graph their observation. In this algebra lesson, students use the TI calcualtor to graph the motion the pendulum makes. They analyze the graph and make predictions.

Students review how to use an inch ruler and listen to the story, Inch by Inch by Leo Lionni. In this measuring lesson, students work in small groups to create an Inch Poster. Students then use an inch ruler to measure different objects...

Sixth graders review equivalent fractions by using folded paper and shading in different amounts. In this fractions lesson plan, 6th graders review fractions with the paper, and then go onto internet sites to practice concepts on...

Pupils go ice-fishing. In this magnet instructional activity students use magnetic fishing poles at the sensory table. the sensory table is full of cotton balls. They find magnetic numbers that have been hidden.

Students analyze different data in percentage form. For this statistics lesson, students plot data using box-plots, dotplot, and histogram. They compare and contrast the collected data using the boxplot.

Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...

Seventh graders convert fractions and decimals to percents. Using measuring cups, 7th graders model fraction/percent equivalents. They discuss how to change a decimal to a percent. Using the white boards, students review the different...

Students explore the concept of probability in sports. In this probability in sports instructional activity, students research a sport that they enjoy. Students find probability information related to their sport. Students share their...

Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.

Students prove angles congruent by use of vertical angles definition, subtraction postulate, and transitivity postulate.

Students build a stack of pennies as tall as possible, recording the number of pennies they are able to stack before the tower falls. Then, sharing answers, they determine the average number of pennies that could be stacked.

Students gain practice reading coordinates and plotting points by participating in the Coordinates! Game. They demonstrate and test their skills with graph paper and the Maze Game.

Students measure their own silhouette using Unifix cubes. They measure a drawing using non-standard measurement. They swap drawings and compare their measurements.