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Chem-speak (introduction to chemical equations): Students will understand what constitutes a chemical reaction and how chemical equations represent chemical reactions by means of discussion and demonstrations.; Format: lesson plan (grade 9–12 Science); By Brenda Rock.

Physical and chemical changes: This is a PowerPoint presentation to help students distinguish between physical and chemical changes. It includes teacher demonstrations to check the students' understanding.; Format: lesson plan (grade 8 Science); By Louise Whealton.

Cape Fear estuaries: Introduction: In Cape Fear estuaries: From river to sea, page 1; A quiet afternoon on the dock overlooking the Cape Fear estuary, fishing with friends. A gentle breeze clatters the marsh reeds and sends ripples floating across the water. A vision of stability and tranquility. Unfortunately, this vision is entirely misleading....; By Steve Keith.

Jellybean equations: Students will build chemical compounds using jelly beans and toothpicks to visually balance chemical equations.; Format: lesson plan (grade 8 Science); By Nancy H. Sanders.

From clay to pot: In Clays of the Piedmont: Origins, recovery, and use, page 12; The remainder of this field trip is devoted to showing what humans must do to convert the clays recovered from the ground as shown in the first two photographs into the objects shown in Figures 3 through 9. We need to begin by describing what happens to native...; By Dirk Frankenberg.

Types of chemical reactions: This lesson is intended for use in a first year Chemistry class and has modifications aligned with the North Carolina Novice High English Language Development objectives. It provides an overview of various types of chemical reactions by allowing students to visually observe examples of synthesis, decomposition, single displacement, and double displacement reactions and to identify certain products by the use of litmus and splint tests.; Format: lesson plan (grade 9–12 English Language Development and Science); By Harriett Tillett.

StreamWatch: This lesson is intended as a long term project to determine the overall health of a stream or wetland. Students identify seasonal changes that occur within the ecosystem, ideally with a minimum of bimonthly or monthly monitoring.; Format: lesson plan (grade 9–12 Science); By B. Carl Rush.

Balinese woman weaves blue cloth on a mechanical loom: A young Balinese woman in a yellow dress weaves dark blue cloth on a mechanical wooden loom. Unlike Java, which is most famous for wax-resist painted batik cloth, Bali is known for various kinds of tie-and-dye patterned weavings called ikat...; Format: image/photograph

Spraying plants: A 4-H club member is seen spraying chemicals on the crops of the Tew family farm. He has a chemical tank in his left hand and in his right is the sprayer. He looks down as he sprays. The t-shirt he is wearing has the 4-H logo on it.; Format: image/article

Mercury in hand: The chemical element mercury (Hg) is sometimes called quicksilver because of its liquid metallic appearance. While the sight of metal pouring from the hand is intriguing, mercury is extremely toxic when inhaled or touched and should never be handled...; Format: image/photograph

Winter advisory: The effect of salt on the freezing point of water: In CareerStart lessons: Grade eight, page 5.9; In this lesson, students complete a lab to help them understand the effect of salt on the freezing point of water. Students discuss the benefits and drawbacks of using salt as a de-icing and anti-icing agent on roads.; Format: lesson plan (grade 8 Science); By Tammy Johnson and Martha Tedrow.

Electroplating: When is a penny worth less than one cent?: In CareerStart lessons: Grade eight, page 5.8; In this lesson, students understand the chemical differences between pennies made before and after 1982, and gain an understanding of the process of electroplating.; Format: lesson plan (grade 8 Science); By Tammy Johnson and Martha Tedrow.

Primary and secondary clays: In Clays of the Piedmont: Origins, recovery, and use, page 3; The old photograph on the introductory page and Figure 1 show secondary and primary clays being recovered from the earth's crust in North Carolina's Piedmont. Most of the clays used in pottery are secondary, but much brick-making clay and some specialized...; By Dirk Frankenberg.

Four large mortar shells and one grenade left from the Vietnam War: Four large mortar shells and one grenade left from the Vietnam War rest on the ground. They remain in the central Vietnam region formerly known as the Demiliarized Zone between the forces of the North and the South. Although once heavily forested, the area...; Format: image/photograph

The human atom: Students will act out the role of atoms by dressing up as the atoms of designated elements. They will wear costumes with balloons representing valence electrons. The “atoms” will gain or lose valence electrons in order to achieve chemical stability. The students must then identify the charges of the ions formed.; Format: lesson plan (grade 8 English Language Development and Science); By Kamie Wine.

Blue and red dyed threads hang outside to dry at a Balinese weaving factory: Skeins of blue and red dyed threads hang outside on poles to dry at a Balinese weaving factory. Unlike Java, which is most famous for wax-resist painted batik cloth, Bali is known for various kinds of tie-and-dye patterned weavings called ikat...; Format: image/photograph

Why does the Piedmont have so much clay and how is it used?: In Clays of the Piedmont: Origins, recovery, and use, page 2; North Carolina's Piedmont has so much clay because clay is, quite literally, “common as dirt.” Seventy-five percent of the earth's surface is composed of silica (SiO2) and aluminia (Al2O3), the primary ingredients...; By Dirk Frankenberg.

Farmer in rice field applies nitrogen fertilizer carried in a green pail: A lone farmer standing mid-distance in a large rice field applies nitrogen fertilizer carried in a green pail. The rice is tall and green, not yet bearing golden rice grains. Another farmer and some thatch-roofed buildings are visible in the background. Indonesia's...; Format: image/photograph

Technological artifacts and the evolution of the student desk: In CareerStart lessons: Grade eight, page 5.2; In this lesson, students discuss a variety of definitions for the word technology and the relationships between technology, science, and society.; Format: lesson plan (grade 8 Science); By Tammy Johnson and Martha Tedrow.

Termites, ink pens and pheromones: Students will investigate the behavior of termites to understand and use the scientific method.; Format: lesson plan (grade 9–12 Science); By Jacki Clark.

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