Fourth graders, using candy, build models of DNA replication, RNA transcription, and tRNA translation.

Tenth graders complete a vocabulary assignment based on terms in the unit. They complete appropriate worksheets as each section of the unit is completed. They participate in classroom discussions. They construct a model of a DNA molecule.

Fourth graders conduct an investigation in order to determine a way to change the strength of an electromagnet's magnetic force. After conducting "control" lifts with their electromagnet, groups make initial changes, record data, and...

Seventh graders assume the role of stockholders in a fictitious biotech company. After investigating the cloning of pets, the effects of cloning on the health and well being of the cloned animal, and the ethical issues involved, groups...

Students create a model of the USDA's Food Pyramid Guide, using shoe boxes. They bring an assortment of shoe boxes from home. Students are given a copy of the "Food Guide Pyramid." They wrap boxes for the bread group in white, the...

Observe two different water samples and write down observations. Write a paragraph which predicts the relative amounts of nutrients, nitrates, and phosphates in the water samples. Compare water samples under a microscope.

In this DNA learning exercise, learners will compare the chemical differences between DNA and RNA. Students will review what makes up the genetic code and the steps of transcription from DNA to mRNA to proteins. This learning exercise...

For this photosynthesis worksheet, students learn how plants use the sun to convert energy into food. They then answer 10 questions using the information they just read. The answers are on the last page.

Students examine the major events that have taken place in the Earth's development.  In this Earth lesson students view a video and put major events in chronological order. 

Students discover the properties of chlorophyll in plants. In this plant biology lesson, students conduct an experiment to find where the chlorophyll in the plant is located. Students are split into small groups and study plant parts....

This plant biology PowerPoint introduces plant parts and their functions. This PowerPoint allows students to identify each plant part on a diagram, along with its' function. The slides contain a clear explanation of how each plant part...

Students examine and compare traits of humans and crocodiles.  In this crocodile lesson students use a ratio to estimate the height of a person and compare that to a crocodile. 

Sixth graders examine how plants collect water and breathe. In groups, they participate in a variety of activities in which they discover how plants operate in terrariums. To end the lesson, they discuss why plants are important to the...

Young scholars discover the different stages of mitosis by examining onion roots under a microscope, drawing diagrams of what they see, and organizing collected data in a chart and create a pie graph from their lab data.

Though there are seventy-seven slides in this PowerPoint, only small bits of information are presented on each. It outlines the roles microorganisms play in the environment and spends time listing characteristics of each four different...

Students examine the realm and power of inventions, and recognize their impact on people and society. Small groups pretend to have been hired by Edison to make special posters that advertise the uses and benefits of the light bulb.

In this chemistry of food activity, learners complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...

Students investigate the rate of photosynthesis using elodea leaves. In this photosynthesis lesson plan, students place elodea in a test tube filled with water. They include baking soda and place the test tube under a lamp. Students...

Students investigate the energy released by a peanut and a piece of a walnut. In this catabolism and calories lesson plan, students burn a peanut and a piece of a walnut and measure the temperature of the water before burning and after...

Young scholars explore many inventions and inventors. In this science lesson, students collaborate as they research inventors and their times in order to compile information to build an informative Web site.

Middle schoolers identify the innovations that have impacted their lives.  In this inventions lesson students write and present a speech on the greatest innovation of their generation.

Students explore the impact of inventions on society, specifically Edison and the light bulb. In this technology lesson, students use online resources and listen to a story about Edison to develop an understanding of how the light bulb...

Students identify different plant hormones and explain their function in plant development. In this biology lesson, students investigate how IAA affect root growth. They study the history of auxin discovery.

Learners use TLC separations to identify various substances.  In this chlorophyll lesson students separate pigments found in different plants.