Want to add a wow factor to your current chemical changes lesson plan? Try a microscale experiment with colorful precipitates! Partnered learners conduct 10 single displacement reactions and record their observations.

A species-specific look at natural selection, the resource herein examines how adaptations have helped the population of rock pocket mice survive in a changing landscape. To begin, middle or high schoolers watch a 10.5 minute video,...

Although the instructions include reading from a specific textbook, the tasks are appropriate for any unit dealing with how genotype frequency changes over time. Junior biologists define five vocabulary terms and then answer five...

Pupils draw the graph of a door opening and closing over time. They graph a given function on their calculators, create a table of values and interpret the results by telling if the door is opening or closing and evaluate the average...

Using this resource, scholars develop graphs that model situations by showing change over time. They answer 15 questions based on information from charts that show growth in weight. They extend the concepts to an assessment section of...

In this rate of change worksheet, students read about how to calculate the rate of change in different processes such as plant growth. They are given example problems and practice calculating rates of change.

In this personal history worksheet, students complete a questionnaire to be included in a classroom time capsule which will show changes over a year's time. They draw a picture of themselves, tell about their favorite items, and what...

Is there more to evaporation than just less liquid? Show young scientists the energy transformation that occurs during a phase change through a series of simple experiments. Lab partners place drops of water, ethanol, and ethoxyethane on...

What do graphs of atmospheric gases over time show us? Do they indicate that carbon sources and carbon sinks are not in balance? Up-and-coming meteorologists watch video clips, read information, and analyze data from the HIPPO...

How and why do populations change over time? AP biology aces explore this question by completing this assignment. They write the answers to 21 questions regarding population genetics, stability, genetic drift, polymorphism, and...

Some data just doesn't follow a straight path. Learners use line graphs to represent data that changes over time. They use the graphs to analyze the data and make conclusions.

Lead your class in exploring their local communities as well as the general environment. As they determine continental distributions by investigating minerals, rocks, and fossils located in their local region, pupils construct...

This editable worksheet is set up so that biology pupils read four case studies and identify points that are present in each, such as overproduction, heritable variation, struggle to survive, and differential reproduction. They also...

In this science worksheet, learners gather in-depth information dealing with climate change over the next century. They analyze the grid to determine the average time difference between peaks in the temperature history for the last...

Compare and contrast Frederick Douglass's and the National Women's Suffrage Association's stances on equal rights and suffrage with a series of documents and worksheets. Learners work together or independently to complete the packet, and...

Learners apply critical thinking skills as they analyze data about the temperature inside a gymnasium during a school assembly. The focus is on representing temperature as a function of time and interpreting input and output values...

How did Henry Ford change the world? One word: automobile. After reading a two-page passage about Henry Ford's contributions to society with the invention of the automobile, readers respond to a series of 10 reading comprehension...

As part of an initiative to strengthen our young adults' financial understanding, this problem explores the cost of bread and minimum wage since the 1930s. Learners are asked to find the percent increase from each year and compare it...

High-interest content captures your most reluctant readers and class participants. Lady Gaga's Born This Way Foundation, in collaboration with Harvard University, seeks to nurture a culture of kindness and reduce bullying. Excerpts from...

Focused little scientists will flitter their arms back and forth across the room with excitement as they learn the life cycle of a butterfly and how living things grow and change over time.

Quickly get to the decimal point. The last assessment in a nine-part series requires scholars to work with decimals. Pupils compare the race times of several athletes and calculate how much they have improved over time. During the second...

Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science lesson, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over time....

What do electrical currents have to do with an MRI? Using a simple wire setup and a magnet, class members explore forces used in an MRI by investigating the magnetic force acting on a wire carrying a current. 

In this Earth's rotation and day length worksheet, students are given a table with the period of geological time, the age of the Earth and the total days per year. Students calculate the number of hours per day in each geological era,...