Bone up on bone density. The second installment of the seven-part series has pupils read articles on two different websites to learn about bone density and its measurement, as well as X-rays and other imaging tools. A quiz assesses their...

Let there be light. The last installment of a seven-part series has pupils conduct an experiment on light attenuation through different numbers of transparency sheets. They then relate the results back to how X-rays measure bone density.

See what you cannot see by getting a little creative. An intriguing lesson has learners use lasers to explore X-ray diffraction. Given a box with unknown structures, they shine a laser through the box and interpret the results....

Strengthen understanding of the musculoskeletal system with a structured lesson! Begin with a discussion of bones, joints, and muscles. Have small groups read assigned articles and watch videos to gather information and then write a...

Make your classroom interesting by teaching or assessing through tasks. Deepen the understanding of Geometry and motivate young mathematicians. The task uses investigation with tennis balls and their container to prompt learners to...

Learn about radiation, and what everyday items produce radiation, with a series of activities about heat transfer. Kids go over basic information about electromagnetic waves and ionizing radiation before performing several experiments...

Get your class to take a closer look at DNA. Pupils conduct research to determine the methods used by scientists to analyze the molecular structure of DNA. The class members investigate different types of molecular imaging along with gel...

A hands-on activity brings the alphabet to life in your kindergarten! Fill tubs with items that begin with the same letter or end with the same sound, and let kids make the connections between the items. 

Find an answer to the age-old debate of whether life exists on Mars. Groups determine criteria to help look for signs of life on Mars. The activity has the class simulate testing Martian soil samples for signs of life before drawing...

Learners won't have to dig themselves out of a hole thanks to an insightful video. Using the movie Holes as inspiration, individuals must determine the difference in the number of holes dug when digging with a shorter shovel. Because the...

Lesson that teaches about X-rays and how they are used in diagnosing ailments of the heart and lungs.

In this activity, students will explore two given websites to gather information on Bone Mineral Density and how it is measured. They will also learn about X-rays in general, how they work and their different uses, along with other...

Students complete this Beer's Law activity in class. Students examine the attenuation of various thicknesses of transparencies. From this activity, students will understand that different substances absorb light differently. This can...

Students conduct their own research to discover and understand the methods designed by engineers and used by scientists to analyze or validate the molecular structure of DNA, proteins and enzymes, as well as basic information about gel...

Simulations of common biotechnology techniques performed in a laboratory setting. Learn how to complete these techniques and what task they are used for in the lab.

An online version of articles and activities from the Exploratorium Magazine, Vol. 23, No. 3. This issue looked at how we are able to examine the inside of the human body, what kinds of technology are used, and how each of them is used...

[Free Registration/Login Required] An informational text about electromagnetic radiation and the effects it creates. A question sheet is available to help students build skills in reading comprehension.

In this lesson plan site from Newton's Apple, a production of KTCA Twin Cities Public Television in cooperation with the National Science Teachers Association, the causes of cancer are discussed. Several cancer causing agents are also...

Access Excellence provides a biography of Rosalind Franklin and her role in explaining DNA's structure.

A summary of the contributions of Wilhelm Roentgen, Antione Henri Becquerel, Marie Curie, and Ernest Rutherford on radioactivity.

A brief history of medicine told in five snapshots of time: ancient times, the Middle Ages, the Renaissance, the early modern period (eighteenth and nineteenth centuries), and modern times.

The YES I Can! Science site based out of York University in Toronto is featuring the Mars rovers. The site has all the mission background information teachers need all in one place as well as several great student activities, (Build a...