In this history of life worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with the 11 clues given. Then students review how paleontologists use fossils to learn more about past living things...

Students create a painting that clearly exemplifies the use of primary pigments to make secondary pigments. They demonstrate the distinction between value and saturation. They explain the affect of adjacent colors on each other and...

Students germinate seeds under a variety of conditions. First, students read and discuss the background of gardening. After reviewing germination and the steps to the scientific method, groups of students complete experiments.

Seventh graders examine how the environment can affect biological processes. They identify the best conditions for the germination of bean seeds. They record and analyze their data. They write about their observations in an essay.

Stuents explore the current job market for scientists. They explore types of jobs, salary range and job requirements. Students write a letter of application for a particular job.

How did the earth become the mass that it is now? Your young scientists explore this question through the concept of density. Their inquiries consider the impact of gravity on the formation of planets. The culminating activity of the...

Students are introduced to how the differences in solubility of materials are used in the manufacture of fibers and films. They are also introduced to the various processes used to make films and fibers. Pupils prepare fibers using wet...

Students analyze experimental data and draw conclusions. They are able to comprehend that not all microbes are harmful--they can be helpful to humans. Students are able to comprehend specific examples of cases in which microbes are...

Students explore about propagation of error in calculations using experimental data. They develop their weighing and pipetting techniques. Students explore the following terms: Standard deviation and relative standard deviatin. They...

Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.

Students are introduced to a gas chromatography using a discovery-based approach. They are presented with a scenario/industrial application where their job is to verify that the company's mouthwash contains a specific percentage of...

Students engage in the study of flight with the help of a computer flight simulation. They take part in a variety of activities that imitate the Space Shuttle Endeavor. Students work as teams like the astronauts would to complete mission...

Conduct guided experiments and discussions while collecting anthropometric measurements. Your class will explore impact of experimental errors in a scientific system, and explain their observations/findings in writing. An introduction to...

Students identify possible sources of health risks, types of exposures, routes of exposure, and populations that could be affected after discussing water pollution and environmental health hazards. After discussion, students conduct a...

Work on research procedures in this activity, which prompts writers to collect and evaluate information pooled from a number of sources. They work in teams to collect information about crocodiles from different sources. They compare the...

Learners explore the strength of intermolecular attractions. They make slime and compare the difference in the physical properties of sheet and powdered polyvinyl alcohol with polyvinyl acetate.

Students recover latent prints by iodine fuming, cyanoacrylate fuming, and dusting with powder, after a lecture/discussion on fingerprinting techniques. They each provide a fingerprint for identification by another student. A database of...

High schoolers comprehend how biotechnology can be used to diagnose infectious disease such as protein technologies vs. DNA technologies. They comprehend procedure and uses of PCR, Western Blot, and ELISA as diagnostic tools. Students...

First graders watch a video about the seasons. They role play with the teacher the sun and earth. The student's heads are the earth, their foreheads are the Northern Hemisphere. The teacher shines a flashlight on them to simulate the sun...

Demonstrate how to measure the volume of liquids and solids immersed in liquid to your class. They observe a teacher-led demonstration, and in small groups construct a data table that demonstrates how many marbles were used and the...

Students comprehend impervious surfaces. They recognize the problems caused by impervous surfaces. Students observe how land use can influence impervious surfaces. They chose four of the seven basic land surface, students draw a picture...

The size of a nanoparticle is difficult for pupils to grasp. A hands-on experiment is designed to give your classes perspective. Learners analyze different sports drinks for the content of electrolytes as an introduction to nanoscale....

Why do rocks break down over time? Learners explore this concept by simulating physical and chemical weathering of different types of rocks. They use an abrasive to demonstrate physical weathering and acid to demonstrate chemical...

Students participate in a lab activity in which they synthesize nylon 6/6, calculate the percent yield by mass, identify the polymer as thermoplastic or thermoset, and determine the melting point, density and end-product use of the polymer.