Learners examine and observe how many human-made objects get their basic design from things in nature. They listen to the book "Nature Got There First," compare/contrast hollow bones with drinking straws, bird beaks and tool pliers, and...

Explore the water cycle in an interactive diagram of the process. The diagram shows how water is a moving system and constantly changing forms. The resourc includes vocabulary words that pupils click on in order to discover more about...

Here's a stat for your pupils: 18 percent of the human body is carbon! Part 10 in the series of 12 takes pairs on an adventure through the carbon cycle. After a class reading about carbon, pairs read and choose their own adventure...

What's in a cell, anyway? Kids read informational text on what makes up both animal and plant cells, including a page of vocabulary terms they will need to be familiar with (cytoplasm, ribosomes, vacuoles, etc.). Full-color images...

Learners extend their knowledge of the endocrine system through in depth examination utilizing the technology of video. They play a game where they have to identify a variety of glands once they're given clues.

Students examine the functions of the heart and ways to maintain a healthy heart.  For this human body science lesson, students listen to Magic School Bus Inside the Human Heart, and diagram the human heart and blood flow. ...

So, this is not technically a worksheet, but rather a chapter of reading material, pictures, and diagrams introducing young biologists to the cell. Cell theory, diversity, size, and shape are described. The internal organization and...

Energize the cells of young biologists with an edible life science activity. Engaging students in exploring the inner workings of plant and animal cells, this activity involves using colored jello and various sweet and...

Create a neuron frenzy as your pupils play the part of the neurons. An engaging lesson creates a human chain of neurons that pass cotton balls posing as neurotransmitters. Scholars learn about pre- and post-synapses as they complete...

Students work in small groups to create posters illustrating the major facts and functions of plant organs. Within their groups, they assume the role of specialists creating specialized posters pertaining to the different parts of plants.

In this biology worksheet, students examine the internal functions of the human body while considering the factors needed to explain the physiological reactions.

In this dissection worksheet, learners use a preserved fetal pig to learn more about anatomical terms and body systems.  Detailed diagrams and instructions are provided to guide the students through the dissection. Learners complete...

Fifth graders read an informative paragraph about how blood travels through our bodies. Then, they fill in the missing letters for words that label things in the circulatory system. An answer key is provided on page two. An interesting,...

Students explore the types of skeletons in various animals. In this skeletal systems lesson, students watch a video clip about skeletons, view a human skeleton, compare the skeletons of humans, chickens and fish, and learn about...

Do you need to review animal cell structure? Investigate the ways in which different types of cells interact in a common human reflex. Your students can explore the functions of stem cells, consider various illnesses and assess stem...

Is the sun the only celestial body with magnetic fields? A guided discussion on the weather in space is designed with a mix of questions, discussions, explanations, and applications. Additionally, the resouce includes an...

Students explore DNA restriction mapping. They cut pieces of paper into lengths representing those produced when specific enzymes are used to cut a strand of DNA.

Make the connection between Hooke's law and elasticity with an activity that introduces the class to the behavior of elastic materials. The resource defines stress and strain to calculate the modules of elasticity of...

Students explain that ants are an important element of nature's balance. Ants eat many insects and are food to other animals. They watch a video and conduct hands-on activities that give them an excellent overview of the ants role in...

Try to identify each of the human body's major organs in this interactive activity.

Make learning about the human digestive system fun with full-color diagrams. Follow the steps food takes through the body, and find out about the role this system plays in human survival.

Make learning about the human skeletal system fun with full-color diagrams. Read about the structure and function of the body's 206 bones.

A labeled diagram of the major veins and arteries in the human body.

Take a look inside the human body's digestive system. This site features diagrams of the digestive tract and each part is accompanied by labels and descriptions. Just select an organ by moving the mouse over its image.