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Journal Article

Sense of Wonder Science

Kids who do hands-on science are eager to talk about, write about, and read about their experiences. Those of us who have tried it know that this is true, but it’s still one of the best-kept secrets of the world of education!...

Journal Article

Scope on the Skies: Tidal forces

Tidal forces are gravitational and vary between objects; in this case between the Moon and Earth. With an elliptical orbit, the Moon's gravitational influence, its tidal force, on the Earth varies with each apogee and perigee. At perigee, one would e...

Journal Article

Science and Social Justice: Making the Case for Case Studies

Incorporating social justice into science curricula can attract and maintain the interest of students who shy away from science because of a lack of immediate relevance or role models, and permits them to make connections between what they learn in t...

Journal Article

Be a Citizen Scientist! Celebrate Earth Science Week 2006

During Earth Science Week (October 8-14, 2006), millions of citizen scientists world-wide sampled groundwater, monitored weather, toured quarries, explored caves, prepared competition projects, and visited museums and science centers to learn about E...

Journal Article

Assessment with Pumpkins

At the beginning of the year in life science, students learn about science equipment use, metric manipulation, and cells. This pumpkin activity assesses all these areas while the students enjoy themselves doing a seasonal activity. In addition, it ev...

Journal Article

Science Sampler: Building student mental constructs of particle theory

The concept of particle theory is a basic idea in chemistry and physics and leads students to understand why solids, liquids, and gases have different properties although they are they are made of the same materials. Understanding particle theory hel...

Journal Article

Career of the Month: An Interview with Plant Geneticist John Stommel

As technology advances, so does the ability to better appreciate genetic diversity. Plant geneticists, such as John Stommel, use traditional research and biotechnology-based approaches to develop plants with improved quality, disease resistance, stre...

Journal Article

What's Hot? What's Not?

When Goldilocks finds three bowls of porridge at different temperatures in the three bears’ house, she accurately assess the situation and comes up with one of the most recognizable lines in children’s literature, “This porridge is too hot; thi...

Journal Article

Scope on Safety: (Lack of) safety in numbers?

What is the safe number of students for one teacher to teach? Like many issues in education, there is no one-size-fits-all answer. There are several factors that need to be considered when establishing the safe number of students to teach. In this mo...

Journal Article

A Platform to Stand On

One of the most powerful technology tools available to science teachers is often the least used. A course management system (CMS) is a web-based application that provides an online distance learning platform for teachers and students. CMS platforms s...

Journal Article

Science Sampler: Professor Color Presents... Acids, bases, and indicators

If you are looking for an exciting way to introduce a unit on acids, bases, and indicators, consider using the following demonstration, based on a chemistry presentation described by Hutton and Smith (1984), which has been adapted for use in the midd...

Journal Article

Activities that Really Measure Up

Linear measurement is more than just learning how to use a ruler. In the early grades, measurement activities develop students’ understanding of the properties of objects as well as what it means to measure objects. Hands-on activities can enable...

Journal Article

Editorial: Teaching With Cases -- Let Me Count the Ways

We're back, with yet another issue on the case study method of teaching. It's a method we think has expanding possibilities, especiallially in its application to science education. The use of stories to educate students has existed for thousands of...

Journal Article

Ask the Experts -- October 2006

In this month's Ask the Experts column, the following thought-provoking question is addressed: "Why did mother nature use uracil to replace thymine in mRNA (messenger ribonucleic acid)? What is the advantage of using U instead of T in the RNA?"...

Journal Article

Building Knowledge & Intrigue: Creating an Interactive Science Museum

The energy and enthusiasm shown by young students walking through the doors of an interactive science museum is difficult to surpass. The excitement and wonder that informal science education generates were instrumental in the author’s decision to ...

Journal Article

Science Sampler: Mapping variables

One of the biggest obstacles students encounter during the inquiry process is conducting valid investigations. Many students get caught up in the questions they have, the variety of materials they have access to, and the excitement of "doing" science...

Journal Article

Idea Bank: More than Multiple-Choice

Multiple-choice questions typically dominate tests in high school chemistry classes. The modification described in this article requires students to explain their reasoning behind each multiple-choice answer. This testing format demands more grading ...