Learn about dichotomous keys, plant identification, and how to care for the planet with a lesson that includes several hands-on and innovative activities. Kids go on a plant scavenger hunt and classify the plants that they find...

Meet adorable, animated chloroplasts as they produce glucose with the help of the sun. Viewers learn how carbon, oxygen, hydrogen, and electrons are combined to form carbohydrates with an engaging video. The narrator also explains how...

Expose your class to the steps of the nitrogen cycle with this short clip. Colorful computer imagery and animation explain how nitrogen travels from the atmosphere as a gas into plants and soil, where bacteria convert it into nitrates....

With a partner, youngsters measure their pulse and breathing rates, both at rest and after running in place for a minute. While this activity is not novel, the lesson plan includes a large-scale classroom graphing activity and other...

Along came a spider, who sat down beside her. She screamed, but RJ wouldn't smash it because spiders are a limiting factor for other insects in an ecosystem. In this video, other common limiting factors for populations are listed....

Six slides come with information about roots and stems. In addition to the slide show, find a seven-question, multiple choice quiz and vocabulary guide. As a homework assignment, get your class to view the slides, take the quiz, print...

One friend explains to another that plants combine water and carbon dioxide with the energy of the sun to produce sugar and oxygen. She mentions the roles of the roots, chloroplasts, and stomata in an engaging video that reviews how...

Water can travel from the highest mountain tops to the largest oceans. Using an interactive, young scientists trace the movement using an interactive online resource. They follow the water cycle by reading pop-up explanations on a...

Human impact on watersheds can make or break an ecosystem. Learners use a game to learn about the impact human choices have on water quality and the organisms that depend on it. The activity includes a game board and game cards that tell...

Trees are the star of a three-step unit celebrating Arbor Day. Step one takes an in-depth look into the structure of a tree, the process of photosynthesis, and the benefits of the leafy giants. Step two challenges scholars to create a...

Sometimes it's okay to eat your science experiment. A hands-on activity has pupils create models for algae to learn about its cellular structure. The best part of the experiment? The resulting juice-filled gels are edible—yum!

My, what big energy potential you have! Scholars learn about the energy potential of using algae as a biofuel. A PowerPoint presentation first describes the structure of algae and then how researchers use algae as biofuel to produce energy.

Young scientists discover how sea otters' habitats have changed due to human impact. Through conversation, video observation, and story reading, scholars identify how human interactions change a specific ecosystem in both positive and...

How do you plan to approach standard LS1C, Organization for Matter and Energy Flow in Organisms? Avoid information overload with helpful advice in a short video. Topics include energy sources, relationships between organisms, and...

Think like an engineer and an agricultural scientist over the course of 12 lessons in a STEM based unit. Young scientists take on the roles of animal physiologists, animal geneticists, agricultural engineers, animal nutritionists, and...

Go on a weed hunt! Scholars gain insight into the characteristics of plants and examine the outdoor environment in order to identify five different types of weeds. Learners then show what they know with a one-page reflection.

Is a saw a tool? What about a thermometer? Discover the applications of various tools with a worksheet that accompanies a matching card game. Learners search for tools from a stack of cards and circle its match on their worksheet. 

How do we know so much about how plants grow? By conducting experiments and investigations, of course! This is the focus of a video that describes the processes scientists use in order to unveil new information.

How do plants get the nutrients they need? This is the focus of a video that discusses how plants use photosynthesis to survive, with or without dirt.

This unit is so cool, you won't be able to "kelp" yourself! Intended for all grades, this science and activity guide for teachers offers a unique opportunity to understand kelp's role as a valuable ecological resource. Teachers and...

Engaged learners discover how an owl beak works and how animals adapt to their environment. This task is part one of a three-part series. 

Young scientists roll up their sleeves and get a little dirty in this three-day earth science investigation. Following the scientific method, children monitor the growth of algae in pond water samples in order to determine the role that...

Blow the minds of young scientists with this collection of inquiry-based investigations. Based on a series of eight videos, these "hands-on, minds-on" science lessons engage young learners in exploring a wide range of topics from making...