Students investigate the properties of cell membranes by isolating the membrane surrounding chicken eggs. They set up an experiment by placing eggs in a vinegar solution for three days. A powerpoint lecture emphasizes the structure of...

Students determine the approximate time a cell spends in each phase of mitosis by counting cells in each phase from a prepared slide. They use a few simple calculations to estimate how long cells spend in each cycle in the body.

Ninth graders explore the molecular structure of matter and how it can affect the physical characteristics of a specific material. They demonstrate that isotopes of an element have different masses. Students demonstrate that the rates of...

Seventh graders explore the process of cell division. Students observe an animation of cell division. They draw the phases of mitoses. Students describe the phases of cell division and explain the events that occur during mitosis.

For this elements and compounds worksheet, students solve 27 clues in a crossword based on the atomic structure of elements and bonding of compounds.

In this physics worksheet, students develop an understanding of the atomic model and how atoms relate to one another through answering the seven questions.

In this animal cell diagram worksheet, learners are to draw a cell in the blank space and label it using words in the word bank. No information is given about what the cell would look like.

Using the periodic table of elements, young chemists fill in a chart of isotopes to show the atomic number, mass, charge, number of protons, number of neutrons, and number of electrons. The chart is followed by 11 questions that...

In this periodic table instructional activity, learners review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.

An online resource, this worksheet has your chemistry learners complete four data tables with information about atoms and chemical bonds. The first table addresses atomic number and mass, as well as numbers of protons, neutrons, and...

For this solar system worksheet, students complete a ten question multiple choice page pertaining to the solar system. Prior knowledge is assumed.

In this solar system worksheet, learners write vocabulary words describing the solar system next to their definitions. Students write 12 vocabulary words.

Tic-Tac-Toe is a game most students will be familiar with. This fun activity prompts students to answer questions about cells organelles in order to place a mark on the grid. There are some non-essential humorous sound effects and...

Written to accompany another slide show available through our site, the information here gives the history and trivia connected to nuclear decay research. This slide show concentrates on the definitions and theory of nuclear fission and...

A flashy PowerPoint includes clear summaries of atomic structure and electronic configuration. Dot and cross diagrams will help viewers learn how to draw an atom. As a result, learners should be more clear how electronic configuration...

It's all in the family with this presentation! The halogen, alkali metal, and noble gas families are introduced to young chemists along with characteristic properties and colorful diagrams of electron shells. Viewers are then taught how...

With this collection of slides, future biologists get to view photographs of protozoans from different phyla. Interspersed with the photos are bullet-style notes listing characteristics of each group. Unfortunately, most of the pictures...

This multiple-choice and short-answer quiz covers chromosomes, genetic disorders, and more. The multiple choice section could work as a pretest, as well.

How well do your pupils understand DNA, mRNA, and amino acids? This three-page handout will help you assess their comprehension through sequencing questions, fill in the blanks, and labeling diagrams.

Here is a quick puzzle-style activity for your aspiring astronomers. A code is printed at the top of the page and learners use it to fill in the blanks describing different phenomena or objects in outer space. The material does not even...

Multiple choice, fill-in-the-blank, short answer, and matching questions are all here in a multi-page worksheet or quiz. While the formatting leaves a little to be desired, it would take just a few minutes to change the handout into a...

Extensive background material, clear objectives, and more are provided to help you teach an introduction to nuclear power. Learners will be able to explain how nuclear power is generated and how it compares to coal-created power. Provide...

Life science laureates choose a plant or animal cell to construct a model of as an at-home project. This handout provides guidelines, suggested materials, and a grading rubric for their reference. A full-page letter to parents is also...

Help young botanists get to the root of photosynthesis with this series of worksheets. By completing these diagrams, students demonstrate their understanding of the biological structures and chemical reactions that make this...