Eighth graders explore the chemical and physical properties of a variety of elements in a lab setting. They organize the data they collect onto a spreadsheet and then choose one element from the periodic table to research. They...

Students work with a partner to determine the identity of an unknown element based on given descriptions. Groups use classroom textbooks, encyclopedias, and science internet sites to identify their unknown element then write a report as...

For this element properties worksheet, students complete a crossword puzzle with 91 questions related to properties of elements and compounds.

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. 

Middle schoolers classify materials. In this chemistry lesson, students examine the properties of solids, liquids, and gases. Middle schoolers discover the elements, compounds, and chemical symbols.

Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The instructional activity includes specific dialogue and steps...

Students determine the average mass of a new element using masses from three isotopes. In this chemistry instructional activity, students explain what an isotope is. They discuss their importance and uses.

Uranium 235 has a half-life of over 700 million years and is the fuel used in the atomic bomb dropped on Hiroshima, Japan. Pupils see the half-lives and decay rates of Carbon-14 and Uranium-238. They also take measurements of these two...

In this atoms worksheet, students calculate the formula mass for chemical compounds. This worksheet has 12 problems to solve.

For this elements worksheet, students complete a graphic organizer comparing lithium, sodium, and potassium observations. Then, they determine how these elements react with water. Students complete three fill-in-the-blank questions.

In this elements learning exercise, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This learning exercise has 20 short answer...

Learners create table to display GED Testing data located in paragraph provided by teacher, use information in table to create appropriate graph, and determine percentage difference between passing scores and failing scores.

Learners explore naturally magnetic elements. In this magnets lesson, students examine the periodic table of elements. Learners discover the parts of an atom and determine which three elements are magnetic.

In this chemistry worksheet, students study the composition of the elements in the periodic table using an interactive website.

In this elements and compounds worksheet, students review the physical properties of different compounds and elements using websites for information. This worksheet has 1 graphic organizer and 1 short answer question.

In this science worksheet, students apply science basic knowledge of chemistry to the puzzles that are listed for the four parts of the sheet while focusing upon the identification of a metalloid.

Young scholars explore an interactive program about the periodic table. They use the Kalzium software to dynamically explore the relationships between elements, the periodic table and properties of the elements.

Young scholars study the Periodic Table to investigate basic properties of metals used to make coins. They discuss how historic events like the Civil War and Gold Rush had a direct impact on the trime.

In this resources worksheet, learners compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This worksheet has 56 short answer questions.

In this chemistry worksheet, students identify and locate various vocabulary terms relating to the elements found in the periodic table. There are 116 chemistry terms located in the word search.

In this chemistry worksheet, students identify and locate vocabulary terms related to the Periodic Table of Elements. There are 18 words located in the puzzle.

Using a chart of student test grades as an example, curious chemists learn how to calculate weighted averages. They apply this knowledge to elements on the periodic table. As practice in calculating average atomic masses, learners...

One document contains five different worksheets for practice naming and writing formulas for ionic compounds. The first is particularly notable, as it systematically walks beginning chemists through the process of using the periodic...

The difference between atomic mass and atomic number can be confusing for some young chemists. Help your class better understand the concepts by allowing them to sketch an atom on paper and then discuss their experience. Upon completion...