Students examine Newton's three laws of motion to discover what causes it and how it changes. They conduct motion experiments by building catapults and constructing balloon rockets. Finally, they conduct peer studies correlating...

Now that geometers know how to solve for square units, can they solve for cubed units? Explore this concept as scholars examine four cubes to solve for volume in each. A detailed example explains this process, but you may consider asking...

Are your fourth graders having problems with decimals? Help them identify the place value of various numbers. Here, they describe what happens to the value of different numbers, as well as select numbers with given values in the tenths...

Reinforce subtraction skills with twenty problems, all subtracting two-digit numbers from three-digit numbers. An additional five problems at the end of the page include decimals to the hundredth place. Great as a homework assignment or...

Investigate perimeter and area of polygons! In this measurement lesson, learners use index cards to create rectangles and trace their hand to estimate its area and perimeter.

Your pupils may believe that you and their parents are the oldest things in the universe, but surprise! There are elements of the universe that are even older. Elementary scientists create a class timeline to demonstrate the...

Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...

Students explore patterns, identify patterns, and complete a variety of patterns. They view and discuss an online video and identify the different patterns from the film, then using a hundreds grid create an original pattern using their...

Could you determine longitude based on measuring time? Early explorers used a longitude clock to do just that. Scholars learn about early exploration and the importance of the invention of the clock. Then pupils build their own longitude...

Physics is phun in this lesson. Young physicists use a lightbox to test how and where light is refracted and reflected as it travels through transparent materials. Angles of incidence and refraction, sine of both angles, and the...

Finish the winter wonderland with your preschoolers. They trace pine trees and the tops of mountains to complete the snowy drawing. Have them color their paper and display the drawings during a winter unit!

Does your bank pay you for allowing them to hold your money? The lesson covers three different ways your money can make money. Topics include certificates of deposit, statement savings accounts, and money market accounts.

Does your bank pay you for allowing them to hold your money? Class members investigate three different ways money can make more money. Topics include certificates of deposit, statement savings accounts, and money market accounts....

How do seeds get around? It's not like plants can control seed dispersal—or can they? Dig deeper into the amazing mechanisms of seed dispersal observed in tropical plants through interactives, a video, and plenty of hands-on data...

Can people really measure time just by using the sun? Scholars venture outside on a nice, sunny day to build sundials and learn how people measured time 600 years ago. The class builds two different sundials while gaining practice with...

Judy Clocks are a great invention. Here, learners review telling time to hour and half hour on Judy clocks, begin telling time to quarter hour, use clock stamps to practice, and play computer games using Trudy's Time and Place House...

How did South African apartheid affect the ability of people of color to increase their human capital? Here is a rich instructional activity in which learners come to understand the relationship between investment in human capital and...

Every little penny counts, especially when it comes to saving for emergencies or long-term goals. Pupils evaluate different saving and investment strategies, such as a CD or money market account, through worksheets and by...

Students use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.

Very young scientists circle the things on the worksheet that they think are living things. Most of the pictures are of non-living things. A handy worksheet to use during any initial discussion about living vs. non-living things.

Students investigate the concept of angles and how they are used in geometry. They construct polygons using various types of angles and then classify them according to their physical properties. Students use a computer program in order...

Young scholars explore multiplication concepts.  In this multiplication instructional activity, students define "array" and draw several arrays to represent multiplication number sentences.  Young scholars construct arrays on...

Learners explore the concept of probability. In this probability lesson, students develop an understanding of probability by pulling marbles out of a bag and recording the data. Learners use the recording sheet to discuss the results of...

Students read The Christmas Miracle of Jonathan Toomey by Susan Wojacieckowski. They complete a variety of cross-curricular activities surrounding the Christmas holiday. Included are reading, art, math, science, writing, social studies,...