Why do athletes load up on carbohydrates the evening before a competition? The instructional activity helps answer this question as it relates the type of food to the amount of energy it contains. After a discussion, scholars...

This assignment is out of this world! It is an online learning exercise about sunspots and solar cycles, a sort of WebQuest if you will. Links to two NASA websites and spaceweather.com are written into the questions so that your...

Introduce basic Earth and space science to your budding astronauts. This handout works in two ways, the first part provides information about the sun, moon, eclipses, and Earth to be read to or by the class. The second part is composed...

Young scientists use a worksheet to help them perform a lab on the decay of a radioactive element. The worksheet serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and has excellent...

Using an auger, start-up soil scientists bore a core of soil. They examine the sample and record the temperature at three depths in the borehole. This is an attractive activity sheet that succinctly guides your earth science class...

Explore the properties of solutions with a lab activity. Chemistry fans determine the boiling point of water, add salt to create a solution, and then repeat the process four more times. They design their own data table and then graph the...

Step-by-step procedures are outlined in the learning exercise and calculations for junior chemists to perform in their science journals. This laboratory exercise is intended for experienced chemistry learners.

Environmental science enthusiasts show what they know at the end of the year by taking this full-fledged final exam. They answer multiple-choice, graph interpretation, and essay-analysis questions, 73 of them in all. Topics range from...

Earth science learners experiment with the water-holding properties of sand, pebbles, and clay. They apply their findings to the building of a well. This activity is engaging and tactile, and it demonstrates the importance of considering...

After an explanatory introduction to sugars and enzyme activity, biochemists discover whether lactase is needed to digest lactose, sucrose, and milk as a whole. High school science lab skills are required for these investigations.

This well-organized lab activity introduces earth science pupils to the greenhouse effect. They will set up two experiments to monitor temperatures in an open jar, a closed jar, and a closed jar containing water. Ideally, you would have...

Science teams make models of four different hydrocarbon compounds that we commonly use for fuel. Then they demonstrate chemical reactions that result when energy is produced. This can be used as an enrichment when your class is studying...

Oh nuts! Do macadamias or almonds produce more thermal energy? Energy enthusiasts find out with this experiment. The objective is to demonstrate to your class how the chemical energy contained in foods can be converted into useable...

For this fourth-grade science standardized test practice worksheet, fourth graders answer 42 multiple-choice and short-answer questions to review their science knowledge.

For this standardized test practice activity, eighth graders answer 83 multiple-choice and short-answer questions to review their science knowledge.

In this eighth-grade science standardized test practice learning exercise, learners answer 79 multiple-choice and short-answer questions to review their science knowledge.

In this eighth-grade standardized test practice activity, learners respond to 73 multiple-choice and short-answer questions that require them to review their science knowledge.

For this standardized test practice worksheet, eighth graders answer 80 multiple-choice and open-ended questions on science topics. The questions correlate to the New York academic standards.

In this science test activity, learners complete a comprehensive grade eight exam. Students respond to 70 questions, including fill-in-the-blank, short-answer, and chart-and-graph completion.

In this grade 8 intermediate level science test worksheet, 8th graders answer 72 multiple choice questions about eighth grade science, in standardized test format.

In this earth science worksheet, students find the words that are expressed in the context of new vocabulary. The answers are found at the bottom of the page.

In this science vocabulary review worksheet, 4th graders match each term with its definition for ten terms reviewing sets 1-6 from other science vocabulary worksheets.

In this science test worksheet, fourth graders complete 41 multiple-choice questions covering a variety of fourth-grade science concepts.

For this science assessment, fourth graders complete 44 multiple-choice questions covering a variety of fourth-grade science concepts.