Students explore chemical cahnges and the effect of temperature on chemical mixturees, They make observations of the behavior and appearance of certain chemical mixtures and reactions.

In this periodic table activity, students will label the atomic number, atomic mass, element name, and element symbol for oxygen. Then students will determine the characteristics of the different groups of elements on the periodic table...

For this history of the atom worksheet, students answer questions about Thomson's cathode ray apparatus, Rutherford's gold foil experiment and Dalton's beliefs about the atom. Students identify the number of protons, neutrons and...

Students explore ways to turn back the genetic clock. They explore cells and mitosis. Students participate in an activity to create a flip book that will animate the process of mitosis. They explain each stage of mitosis.

In this atoms worksheet, students review atomic number and mass number of atoms plus what happens when an atom is radioactive. This worksheet has 8 fill in the blank and 9 short answer questions.

In this atoms worksheet, high schoolers review atoms, atomic number, and mass number. Students determine what happens when atoms become radioactive. This worksheet has 8 fill in the blank and 9 short answer questions.

In this cells worksheet, learners read and choose the multiple choice answers to 20 questions involving cells, microscopes, and the life process of Growth.

In this atomic structure learning exercise, students explain that an atom is made up of protons, neutrons and electrons. Then they explain that the atomic number is equal to the number of protons and the mass number is equal to the...

With a multitude of questions, this worksheet offers students the opportunity to review their knowledge about the cell cycle. Question types include true/false, word bank, and completing a table about the differences between interphase...

If you're finishing up a unit on cells, here's a great project to get kids collaborating and recalling what they've learned in a fun and tangible way. Small groups create plant or animal cells out of materials they have at home. They use...

I don't trust atoms because they make up everything. Budding scientists learn about famous scientists connected to atomic models, chemical, ionic, and hydrogen bonds. The presentation also presents how to count atoms...

Organelles, cellular respiration, ATP, and DNA. The passage attached to this life science reading comprehension activity is all about cells. After reading about diffusion and osmosis, kids answer a series of questions based on the text.

In a simple activity, physical scientists model nuclear fission using a droplet of oil. This can be used alone in a unit on different types of energy, or as part of the energy conservation unit produced by the Texas State Energy...

Electrons flow from negative to positive, but the general consensus is that current flows from positive to negative. Scholars explore current through construction of circuits in both series and parallel. The focus is on voltage,...

Although there are vocabulary terms in this PowerPoint that use British spelling, the presentation is attractive and educational. The content flows from the general composition of blood, into the different types of blood cells and their...

First year life science or biology pupils will appreciate this all-inclusive reference page. It provides a diagram of both a plant and an animal cell, the metric system prefixes, classification levels, definitions for cell processes, the...

How do changes in DNA affect an organism? Scholars explore chromosomes, genes, DNA, and mutations by modeling the DNA of a strawberry. They build a DNA model, then manipulate it to show how changing the genes transforms the strawberry...

It has been decades since the discovery of DNA. Still, activities such building this DNA model allow blossoming scientists to better understand the components that form this overall structure. During this activity, they will also...

Classify living things with a set of worksheets that has pupils sorting and indentifying living and non-living things. Learners use the worksheets as a basis for finding their answers. 

Roger Kornberg, the oldest son of two biochemists, won the 2006 Nobel Prize in Chemistry. Learn about Kornberg and his scientific research with an animation, videos, biography, and an applied problem-solving activity. A summary and...

Course identification information is included in the upper left corner as well as within the title of this worksheet. If you overlook or remove that information, you are left with a tremendous college biology assignment. There are only...

Investigate the construction of the electric circuit with a thorough presentation that provides a solid background for each type of circuit. After introducing key vocabulary, the lesson goes on to explain circuit design.

In this aquatic organism worksheet, students measure the pH of household solutions and of pond water samples. They compare these to tolerance charts for aquatic macro-invertebrates to complete 5 charts or short answer questions.

Learners explore the world of the very small using a Flash plug-in Virtual Electron Microscope. They complete and discuss an activity in which unknown samples are placed under the computer simulated microscope to determine where the...