New ReviewPractice makes perfect! A released AP® exam gives scholars practice with the high level of expectations of their exams. The exam consists of four questions from 2000. Questions ask about endangered species, recycling, alternative fuels,...

New ReviewThose recycled plastic bottles end up as some pretty interesting things in their second lives. A lesson explains the process of recycling plastic. Scholars learn about the different products of recycled plastic—including t-shirts!

New ReviewMore than 80,000 scholars earned college credit for Chemistry with the AP exam in 2015. The College Board released the free-response questions covering topics, including moles, that often confuse scholars. They also released example...

New ReviewHere's a resource that is definitely not a waste. Viewers learn about rollers, tunnelers, and dwellers, three types of dung beetle clean-up crews and the important roles they play in preventing global warming and in indicating the health...

Don't toss the lesson in the trash. Scholars watch an informative, up-to-date video that discusses how percents and proportions help clarify data about trash, recycling, and climate change. They consider their own trash output and create...

What types of water qualify for recycling and how does the recycling process work? The eighth lesson in the 10-part series exploring Fresh Solutions presents both the financial and water savings associated with emerging recycling methods.

A short video introduces viewers to Israel's efforts to provide enough water for the needs of it's growing population and industry, as well as the needs of its farmers. The narrator also discusses the problems that arise from using...

How often have you passed by a recycling container in your school? Scholars research the issue of recycling in the ever-changing global world. Using documentation and video evidence, they form their own opinions on recycling and how it...

Paper is made from paper, right? Future scientists take bits of paper and produce sheets of recycled paper. The only drawback? It has to dry overnight.

How can something so important be, well, boring? Explore the opinions of random citizens through a video by Veritasium. The narrator asks open-ended questions to interviewees about global warming, their personal efforts to reduce carbon...

What makes one product greener than another? Ecology scholars analyze sustainability and lifecycle through a thought-provoking activity. Individuals pick a product, then examine its components to determine its overall impact on the world...

How much does recycling save? Given conversion factors, pupils calculate the number of trees that using notebooks made from 50 percent recycled materials would save. The calculations use the average number of notebooks used each year for...

Plant power! Soy beans are now a common food product in many forms, but what else can they do? Learners observe as the narrator introduces soy beans as an earth-friendly alternative to oil for ink production in part nine of a 12-module...

Where does that wrapper go after you throw it away? Most take the disposal of garbage for granted! An interesting lesson describes the structural requirements of a landfill and the special considerations that help keep groundwater safe....

Plastics present a challenge to the recycling community. A comprehensive video lesson presents the challenges of recycling plastics and the alternatives to recycling. The instructor expands on this discussion with an overview of...

Contrary to popular belief, recycling is not always the best option. A video lesson discusses the limitations of recycling. Viewers examine disadvantages of recycling in different scenarios.

Investigate the recycling process of glass products. Young scholars learn the types of glass that are recyclable and make a connection to environmental chemistry. The video instructor explains the process of recycling the glass and its...

From tree to paper to fuel — explore the life of a sheet of paper! An interesting lesson explains the benefits and challenges of recycling paper. Pupils learn you can only recycle paper a limited number of times before it is processed...

Aluminum, steel, and carbon are the most commonly recycled materials. Learn why these metals are so popular and discover the benefits of recycling. A video lesson compares recycling metals with the extraction of the same metals,...

Polymers are everywhere! But are oil-based polymers sustainable? Introduce your organic chemistry class to common materials formed from polymers, such as nylon, kevlar, and styrofoam. The video includes a discussion of the hazards of...

The use of biodegradable polymers revolutionized many branches of medicine. The video explains what synthetic polymers are and why they are important. Through numerous examples of real-life applications, scholars learn their importance...

Nature has the ultimate recycling program — the Carbon Cycle! How do fossil fuels fit into this program? Pupils answer this question as they observe how all this added carbon serves to unbalance the cycle. Using the perspective of "new"...

Waste not, want not! Pupils learn how plant-based products are making a dent in the volume of solid waste placed in landfills each year in part 10 of a 12-part series discussing the principles of green chemistry. The video includes other...