Though the publisher designated this unit for use with third through eighth grades, this particular lesson would be best used with middle schoolers due to the specific measurement skills required. Basically, they set up the reaction...

Here is resource that offers a very clear explanation for how economists measure economic growth by comparing real GDP over time. There is also an additional worksheet that details the expenditure method and four components for...

Young chemists grow ionic crystals, metallic crystals, and supersaturated crystals in three different lab experiments. Observing these under a microscope allows pupils to compare the various structures. 

Students sort through numerous seeds to find similarities and differences. In this sorting and classifying lesson, students divide up different plant seeds based on their similarities and differences, while keeping record of their findings.

In this geography worksheet, students complete 7 sentences with descriptive words from the word bank. All sentences compare two geographical features.

Extremely large or extremely small numbers are difficult to comprehend. To help understand the massive scale of the solar system, learners complete two activities. First, they create a model to compares the size of the bodies in the...

It's okay to play with your food—just this once! Scholars design and create meshes and chutes to sort pasta by size and shape. They test their designs and make improvements as necessary.

You can't play Tic Tac Toe without grids. In the fourth lab of a five-part unit, scholars learn how to build grids for games such as Tic Tac Toe. Along the way, they also learn about reporter blocks that perform calculations.

The dynamics of a city can have a drastic effect on the weather. A hands-on lesson asks learners to build a model to illustrate how city pollution provides a nucleus for condensation. The greater the pollution, the greater chance for...

Students perform a simulation in which they work for a toy company and have to figure out how many marbles of different sizes can be made with the provided material. They must design their own experiment to figure this out.

Students locate on a map colonies belonging to the British Empire in 1775. They discuss the importance of colonies to the British Empire. They analyze the comparative sizes of period navies.

Middle schoolers predict and test the porosity of sediments with particles of different sizes. They name two objects that they think has pores. Students define the term porosity and pores. They comprehend that an aquifer is the porous...

Fourth graders examine and demonstrate how to create a middle ground, background, and foreground on a picture or work of art. They identify middle ground, background, and foreground on Michael Sowa's works of art, then create their own...

Pupils experiment with a variety of resources to study about sounds and their sources (weather, animal, and transportation). They compare size, structure, and basic needs of living things. Each student studies about farm animals, living...

In this shapes worksheet, students practice tracing 5 different sizes of squares and then draw 5 on their own in the space provided. A good, basic worksheet for working on fine motor skills.

Calcareous ooze ... what an interesting name! The 15th installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program focuses on sediments found on the ocean floor. After viewing the slideshow lecture,...

The last segment of the nine-part unit makes a connection between springs and linear equations. Groups hang weights from the spring and measure its length. Then, using the data collected, they calculate the slope to find the k-value...

How does a hot air balloon fly? An experimental lesson has scholars build a balloon from a garbage bag and monitor the movement of air. As the temperature of the air in the balloon increases, gravity moves the denser cool air down,...

The winds of change are blowing in our very own solar system!  But what makes some heavenly bodies more affected by solar winds than others?  Pupils discover the concept of magnetic forces at work in space in this...

Young scholars identify different sizes, clothing types and materials. They determine the correct size of clothing they would wear in the United States. Students brainstorm questions and answers related to clothing and clothes...

Students discuss how different objects are different sizes. They work together to brainstorm ideas of objects that do not stay big or little all of the time. They choose one of their ideas to illustrate and share with the class.

Students arrange containers by their capacity. In this volume lesson, students place containers in order by increasing capacity. Students discuss how the tallest container doesn't necessarily hold the largest amount.

Students investigate nature by identifying different plants and trees. In this environmental field trip, students participate in a British Columbia expedition in which they identify cedar, pine, hemlock and Douglas fir trees. Students...

Students explore different sounds. In this sound lesson, students participate in an egg hunt. The eggs are filled with different materials and hid around the room. Students find the eggs and chart the different sounds they hear. Students...