Learners conduct an experiment that allows them to assess individual differences in random DNA sequences and apply those differences when solving a forensic problem. After discussing the polymerase chain reaction and its use to identify...

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 introduction to chemistry worksheet, learners answer 9 questions regarding the study of chemistry. The first part is matching, then they "think like a scientist" and then they problem solve.

In this human body activity, 2nd graders experiment making a full-sized human body portrait. Students discuss the human body organs and their functions. Students follow and complete 8 precise directives in making a human body portrait.

In this coffee worksheet, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion questions, write, and more...

Working in small groups, learners explore the operation of spectrophotometer. Using the spectrophotometer, they investigate Beer's Law with everyday items.

In this ESL holiday worksheet, students read 2 paragraphs about World Kidney Day, then complete a variety of comprehension word activities related to the article. Page is on a site with links to additional activities.

A possible option for infertile couples is in-vitro fertilization and implantation. Through this two-part lesson plan, the class learns about this process by teacher lecture and internet research. A case study is given to read as a...

Students explain how offspring inherit traits from their parents. In this biology instructional activity, students investigate the genes for nicotine addiction using an interactive website. They construct a fictional pedigree using their...

Students investigate the use of restriction enzymes to recognize a four-, six-, and eight-nucleotide sequence. They utilize restrictive endonucleases to cut Thymus DNA and compare results by viewing the DNA fragments on Agarose Gel...

Young scholars explore the basic skills guiding sound scientific invvestigation and methodology. They are introduced to a powerful scientific tool-the microscope. Students review the parts of the microscope. They discuss the inventor...

Students discover the importance of a healthy diet during space travel and examine the physiological changes astronauts experience while in space. In groups, they develop questions to determine an astronaut's food intake and identify...

Young scholars measure and compare the amount of vitamin C in orange juice samples. They discover the effects of different factors on the concentration of vitamin C. They participate in an experiment to test the orange juice.

In this ecology worksheet, students identify and locate various vocabulary terms pertaining to micro-organisms and the study of ecology. There are 30 biology terms located in the word search.

In this atoms worksheet, students determine an atoms based on its protons, and neutrons. Students determine the electron levels for the oxygen atom. This worksheet has 1 multiple choice, 4 fill in the blank, and 13 short answer questions.

Young scholars review vegetables and their nutrient values and production. In this vegetable production worksheet, students read information about the nutrients in vegetables and how they are grown. Young scholars participate in a game...

Pupils estimate how many peas fit in a container. In this science lesson, students calculate the weight of a pea and record it. They use this data to calculate how many peas fit in a human brain.

Students investigate the functions of different body systems. They conduct research about the major body systems to attain information. The teacher prepares the room for the lesson. Students walk and talk through each major system as...

In this body systems worksheet, students read information about the processes involved in the respiratory and urinary systems. Students then answer 1 short answer and 2 multiple choice questions.

Students examine antigens including ones found in humans.  In this immune lesson students complete several experiments in relation to antigens and antibodies.

In this mammalian heart worksheet, students fill in the blank with information about the circulatory system and the process of cardian catheterization.

In this human tissue instructional activity, students read about the 4 different tissue types in the body. Students read 4 pages about the types.

Students read information about the internal organs and body systems. For this organs and systems lesson, students read descriptions of the heart, lungs, stomach, small and large intestine, and liver and gall bladder. Students study...

In this endocrine system activity, students review the structures and functions of the parts that make up the endocrine system. This activity has 7 fill in the blank and 6 matching questions.