If you want more pumpkin seeds, you should get a bigger pumpkin—right? Young harvesters use estimation skills to make a hypothesis about how many seeds they will find in a pumpkin before examining the real number inside.

Inquiry-based learning and investigations form the basis of a deep understanding of quadratic functions in a very thorough unit plan.  Learners develop recursive and closed methods for representing real-life situations,...

Emanuel Leutze's painting Washington Crossing the Delaware. Alexander Gardner's photograph of Abraham Lincoln. What do these works of art tell us about the character of these American Presidents? After examining the techniques the...

In this transport worksheet, high schoolers compare and contrast the characteristics and examples of active transport and passive transport. This worksheet has 1 graphic organizer and 11 short answer questions.

Students use the time-lapse feature of the QX3 Intel Digital Microscope to observe germination of seeds. They use the QX3 Intel Digital microscope to create time lapse video films of seed germination experiments.

Students demonstrate the knowledge of proper scientific investigation and reporting skills. They decide how to make a positive difference in the world using these skills.

High schoolers read and discuss twin studies to explore the debate of nature vs. nurture. They create a list of characteristics and then look for evidence of whether it is primarily a genetic or environmental characteristic. All of the...

Students investigate the relationship between dissolved oxygen and organic materials and aquatic organisms. This is a 3-lesson series in which students explore dissolved oxygen and then design an experiment testing the effects of changes.

Fourth graders explore how the landscape of the planet can be changed by different elements of wind, water, ice and chemicals through hands-on activities. They examine pictures of areas around town and discuss anything they think is out...

In this insect crossword puzzle worksheet, students complete a crossword, using clues about insect parts, habitats, physical appearance and so on.

High schoolers listen to a lecture on four factors that influence microbial growth and they discuss how to test the optimal growth requirements of a designated bacterium. They design and carry out laboratory investigations to test...

In this origin of life activity, students will review the different theories on how life originated on the Earth including the experiments conducted by Louis Pastuer, Francesco Redi, and Miller and Urey. Students will complete 14 fill in...

In this air worksheet, students will choose the correct definition for atmosphere, troposphere, stratosphere, and pollutant. Then students will complete a concept map showing what components make up air. This worksheet has 4 multiple...

In this DNA technology instructional activity, students look at genetic engineering and how it has helped humans. Then students will read about the human genome and how DNA fingerprinting is used in crime scenes. This instructional...

In this circulation worksheet, learners review the circulatory system including the structures and functions of this system. This worksheet has 5 word scramble, 4 short answer, 1 fill in the blank, and 6 true or false questions

Young scholars redesign a human, using data in research, so that s/he can fly. In this flying lesson plan, students examine the characteristics and adaptations of groups of animals that can fly.  Using this research, young scholars...

Fifth graders utilize basic physics concepts to calculate speed of an object set in motion from various heights. In this basic physics instructional activity, 5th graders make observations, calculations, record data, and conclusions...

Students experiment with a steel ball and matchbox car to find the effects of force and motion. In this force and motion activity, students assemble a track, conduct experiments and record on a shoot the loop worksheet. Students change...

Tenth graders observe various chemical reactions in the lab. For this chemistry lesson, 10th graders list the indications that a chemical reaction took place. They give real life examples of reactions they see everyday.

Young scholars identify the physical properties of items using the sense of touch. In this touch and discover lesson, students describe items.  Young scholars sort items using a Venn diagram.

Students have the opportunity to use model-building as a way to help comprehend the forces and phenomena at work in the world around them. They describe gravity as a universal force that pulls everything toward the center of the earth....

Students examine satellite images of Earth and contrast images at different scales. In this exploring Earth from space lesson plan, students use satellite images to contrast images at different scales, calculate distances from the scale...

Learners demonstrate the three states of matter. In this matter lesson, students read Bartholomew and the Ooblek. Learners create "ooblek" and discuss what state of matter it is.

Students observe a demonstration on the role of thermal conductivity in heat transfer.  In this thermal conductivity lesson, students design and conduct an experiment to compare the thermal conductivity of four substances....