Third graders make and maintain a mini terrarium. They keep a daily journal of what happens in their terrarium and record daily observations and measurements.

In this crossword puzzle learning exercise, 7th graders read the definitions that relate to the protista kingdom and then complete the crossword puzzle.

First graders discover how animals depend on other animals for energy. They identify sources of energy in their daily life and describes the actions of nightime and daytime animals. They list sources of food and shelter for specific...

Young scholars are introduced to the life cycle of a cell. In groups, they identify and describe the function of organelles. They compare and contrast the differences and similarities between plant and animal cells as well. They complete...

Students examine a variety of fruit to discover that each has seeds. Through experimentation, they discover the role that fruit and seeds play in a plant's life cycle.

Students research carnivorous plants and how they trap insects. They role play as botanists to write a research field guide about a newly discovered imaginary carnivorous plant.

Third graders, in groups, examine soil samples with magnifying glasses. They discuss the living and non-living things they find in their soild samples.

Students determine a baseline pulse rate then chart the changes in rate with exercise. They describe the changes and develop a rationale for their observations. The task assesses students' abilities to make simple observations, determine...

Young scholars sort organisms and objects into groups according to their parts and describe how the groups are formed.They identify body parts of animals from puzzle pieces, assemble the puzzle, and name the animal.

Students create imaginary animals by assembling pictures of body parts from pictures of real animals. This is one of three linked tasks. The others are "Who's Parts Do I Have?" and "Animals Piece by Piece."

After actively participating in a unit on cells, the students act out and become the organelles. They will act out and explain the functions of what each of the organelles do for the cell.

Fourth graders are introduced to Australian animals through a PowerPoint presentation. They choose an animal of interest and conduct in-depth research using several websites. They design a presentation with their findings.

Engineering challenges are not just man-made ... nature has its own set of them. A hands-on STEM activity has groups designing a seed dispersal system. Each group can only use one sheet of paper — a tough task!

Students describe this work of art as reflecting the beliefs of Mexicans in the viceregal period. They create their own sculptures in a lightweight material that shows themselves in an active pose.

Students design a zoo habitat for an animals. In this zoo habitat lesson, students develop an idea for a zoo habitat that would meet the needs of a specific animal. They solve problems that might be encountered by using their knowledge...

Students organize picture cards of the sequene of how food gets from a farm to their home. They then sequence cards of how coffee grown in Colombia gets to their home comparing the differences.

Young scholars participate in a teacher-guided activity to teach about protein synthesis. Student roles include one person as the DNA molecule, another is a single stranded sequence of complementary mRNA.

A reading of Mark Twain’s The Celebrated Jumping Frog of Calaveras County not only offers pupils an opportunity to practice their listening skills but also provides them with examples of dialectic speech. This is the gol’derndest lesson...

Sixth graders will simulate the spread of a virus such as HIV through a population by "sharing" (but not drinking) the water in a plastic cup with several classmates. Although invisible, the water in a few of the cups will already be...

Students study the parts of a cell.  In this chemistry lesson students complete an activity in which they make as much slime as they want. 

Fifteen multiple-choice test practice questions covering plant structure and function. Students have the opportunity to check their answers after submitting their results.

Take an interactive quiz over plant structure and function. After completing the quiz, check your score, and then revisit any incorrect question for further review.

The structure and functions of chloroplasts are described in detail here.

Site features high school-level comprehensive info on the structure and function of seed plants organized into shoot and root systems. While presented with lots of detail, clear illustrations and animations help make sense of the parts...