Who knew the sum of a number's digits gives such interesting information? The 18th installment of a 21-part module has scholars investigate division by three and nine. After looking at several examples, they develop divisibility tests...

How does carbon dioxide affect the world's oceans? The final installment in a series of six lessons has pupils research ocean acidification, then conduct an experiment to witness the delicate balance that exists in our seas. Materials...

The documentary, The Legendary King of San Miguel Island, introduces the fascinating tale of Herb Lester, his family, and their life on San Miguel Island. Viewers have an opportunity to expand their study of the island and of...

The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...

Looking for a fresh take on traditional food/energy pyramids? Conduct an innovative activity where pupils build their own! The lesson uses research data from Gorongosa National Park in Mozambique for a real-life safari touch. Scholars...

Help! Someone's trying to take my DNA! An interesting lab experiment has scholars use basic materials to extract DNA. By applying ethanol, cold water, and a protease enzyme, like pineapple juice, they pull strands of DNA from peas,...

Reaction rates vary between your dominant and nondominant hand ... or do they? Young scholars conduct an experiment collecting data to answer just that. After collecting data, they calculate the p-value to determine if the difference is...

What stories do current trends tell about society, fashion, and the future? Scholars investigate the concept of inflation and its impact on the future of the American economy. They compile current economic data to determine the level of...

World War II left the British desperate for help in any form—including in the form of a magician! High schooler conduct research on Jasper Maskelyne, a stage magician who used his talents to deceive the Germans on the war front, before...

Not all heroes wear capes—or cleats. Class members identify unsung heroes in their schools or towns for interviews, then create trading cards. A celebration including presentations or trading of cards completes their investigation of...

It's time for the feast! Young historians complete their study of the First Thanksgiving by completing an online activity, watching a slideshow, and examining a First Thanksgiving timeline. After answering text-dependent questions to...

Explore what makes up the universe and demystify the complex ideas of matter and the atom. Group members watch a video with explanations, animations, and examples that discuss the characteristics and importance of matter. Scholars then...

If you've always wanted to know the perimeter of the state of Oklahoma, now's your chance. A measuring activity has learners use three different sticks to estimate the perimeter of the state. Along the way, they learn how convergent and...

Students conduct a scientific investigation to determine if a magnet attracts paper clips through different materials. Students write out their procedures, collect data and present it in a table or chart, and analyze their results.

Students determine the best material from which to make a jacket to keep the body warm in a cold, dry, windy climate. This task assesses the student's abilities to perform an entire investigation.

Students compile baseline population information on a local species. They design and conduct a scientific investigation of a local species. Students interpret, analyze and communicate results based on sound scientific and mathematical...

Second graders conduct a classroom investigation. In this investigative lesson, 2nd graders spend their time observing, measuring, and collecting data. They simulate a forensic science lab by conducting a fingerprint, scent, footprint,...

Fifth graders conduct investigations and use appropriate technology to build an understanding of weather and climate. The activity is part of a layered curriculum unit that has the intention of differentiation for students.

Sixth graders draw and construct a complete circuit. In small groups they develop a list of questions about electricity, listen to a teacher-led lecture, construct a complete circuit, test circuits, and create an illustration of a...

Students assume the role of a crime scene detective and examine the lives of various immigrant groups. In this immigration lesson, students examine evidence, websites, and pull from existing knowledge to determine which group they are...

Using a hands-on approach, learners explore the effect of friction on objects. Learners use toy cars, shoes, wood, metal, and more to experiment with the causes and effects of friction. Afterwards, they conduct experiments in which they...

Pupils read an article about a research conducted on teen brain decision making. In this health science lesson, students identify the steps in the scientific method. They discuss how this research can benefit them when faced with...

Students conduct a brief astrophysics lab matching the EUVE spectra of various kinds of "mystery" stars with the spectra of known stars taken at Extreme Ultraviolet and optical wavelengths to determine their type.

Tenth graders identify the trigonometric ratios for right angled triangles. Through independent investigation, they discover the constancy between the ratios of any two sides of similar triangles. In an alternative method, 10th graders...