Take young naturalists on an exploration of the world's tropical rainforests with this extensive collection of lessons and activities. Whether its creating leaf and flower prints or investigating the absorption spectrum of...

Think like an engineer and an agricultural scientist over the course of 12 lessons in a STEM based unit. Young scientists take on the roles of animal physiologists, animal geneticists, agricultural engineers, animal nutritionists,...

How in the world can something as big as the solar system possibly fit in your pocket? Complete this simple modeling activity and find out, as young scientists gain an appreciation for the incredible scale of outer space.

Over a period of 35 years, earthquakes and volcanoes combined only accounted for 1.5 percent of the deaths from natural disasters in the United States. The 15th instructional activity in a 20-part series connects the locations of...

Youngsters compare the heat-holding abilities of three different cans by insulating two with different materials and measuring the temperature change of hot water over a 20-minute period. 

Dive into a lesson on the hydrosphere with this Powerpoint presentation. Building on prior knowledge of the water cycle, young scientists learn what happens to water after it falls as precipitation and explore the...

Students make a " science surprise" or ice cream in the lab. In this melting point depression lesson plan, students use various substances with ice to determine the effects on the melting point of ice and the ability to make ice cream....

How do scientists determine the best method for removing pollutants from our water sources? Environmental scholars experiment with pollution clean-up options to discover which are the most cost-effective, fastest, and most thorough....

Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...

In this periodic table worksheet, students review the elements and how they are organized in the periodic table. This worksheet has 10 fill in the blank, 6 multiple choice, and 5 short answer questions.

In this charts and tables worksheet, students follow directions on setting up charts or tables to help them solve time and addition word problems. Students complete 3 problems.

Students study the chemical elements in a computer generated cartoon format. In this computer animation and chemistry lesson plan, students learn how to animate using computer programs. Students use animation to learn about the Periodic...

Students research a topic in the various fields of science that interests them. Using a computer, they type their information to use on their project and use a scanner to place pictures or articles in the document. They use the steps...

Radishes are great plants to use in any unit on gardening. They are easy to germinate from seed. The worksheet has groups of gardeners plant two radish seeds in one container, and four radish seeds in another. They use this worksheet to...

Students explore how people use plants for food. They use pretzels to see how wheat can be turned into food.

Students investigate the influence of fast food brand names on food choices and analyze the factors that contribute to branding preferences. They write an opinion essay on the corporate responsibility to influence food choices.

In this chemistry worksheet, students select the answers to 26 multiple choice questions from the drop down box. They describe the physical and chemical properties of transition metals.

Students observe a demonstration on how we see space between water molecules.  In this experimental lesson students discover what elements make up the things around them and discuss what they learned. 

Learners explore the rationale behind the arrangement of the elements on the Periodic Table. Using internet and traditional research, students compare and contrast the properties of elements on the periodic table to determine a...

Students review atomic numbers, positive and negative charges, and the periodic table. They examine the relationships among protons and electrons, location of various elements, electron energy levels, and oxidation numbers.

Students use a computer program to study elements and the periodic table. They follow the directions on the computer program, and answer the questions presented. The program is self scoring, and students may print a certificate that...

Students review how physical and chemical change while discussing the properties. They diagram the electron dot for the first four elements in the periodic table. Students identify elements and state what they know while investigating...

For this conversion worksheet, students make the following conversions, showing each step. Students use the periodic table and express all molar masses to 1 decimal place.

Students research inventions that have been created. In this historical technology lesson, students read the Harcourt Brace social studies textbook and discuss how inventors used graphs to display data. Students create a table to write...