Curated OER
Industrialization of the American Landscape
Students explore the Chernobyl incident and the resulting environmental health impacts. They explore three different isotopes that were released into the atmosphere. Through inquiry, students determine the difference between types of...
Curated OER
Earth's Age: The Dating Game
Students conduct a simulation to determine radioactive decay and half-life. Using pennies, dice or sugar cubes as isotopes placed in shoe boxes simulating rocks, they hold five trials representing 1000 years each to find the theoretical...
Curated OER
Atoms and the Periodic Table
Familiarize your new chemists with the periodic table of elements by contemplating this collection of slides. Element groups are identified, atoms are defined, and nuclide notation is explained. Isotopes are also mentioned. The topics...
Curated OER
Atoms : A Self Guided Computer Activity
"Self-guided Computer Activity" simply means that young chemists read through the slides and take notes about atoms along the way. There is an abundance of text on each slide, making this a comprehensive introduction to atomic structure....
Curated OER
Teaching Atomic Structure Using Cooperative Learning
Individuals in a group of four each take on a different role: atomic number expert, mass number expert, isotope expert, and nuclear atom expert. They teach each other about their area of expertise. As an assessment, a short quiz is...
Curated OER
Mystery of the Alaskan Seamounts
Students study seamounts and the processes that form them. In this Gulf of Alaska lesson plan students interpret data and investigate a hypothesis.
Curated OER
What Was for Dinner?
Young scholars examine energy obtaining strategies that are used by organisms in deep reef communities. In this ocean lesson students complete an isotope activity.
Curated OER
Isotopes and Ions
Students examine the concepts of isotopes and atoms. In this powerpoint lesson, students see the balance in numbers of protons, neutrons, and electrons create isotopes and ions of certain atoms.
Curated OER
Biochemistry Detectives
Students explore the process of chemosynthesis and relate it to the biological communities in cold seeps. In this biochemistry lesson students interpret analyses of enzyme activity and draw inferences about organisms in cold seep...
Curated OER
Absolute Dating/Radioactive Dating
Students explore radioactive decay. In this radioactive atoms lesson students complete a lab to help them understand the relationship between radioactive atoms vs stable atoms.
Curated OER
Nuclear Power
In this nuclear power activity, students compare fission and fusion. Students learn about the different kinds of radiation. This activity has 2 short answer questions and 10 matching questions.
Curated OER
Radioactivity
In this radioactivity worksheet, students write the mass number and atomic number for the missing element in the reactions. Students identify the isotope that is more stable and determine the half-life of the isotope. This worksheet has...
Curated OER
Atomic Theory, Structure, and Symbols
For this atomic theory worksheet, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of subatomic...
Curated OER
Radioactive Decay
In this radioactivity worksheet, students compare alpha particles with beta particles and determine which is more damaging to human tissue. This worksheet has 6 fill in the blank and 6 short answer questions.
Curated OER
Calculating the Average Mass of the Newly Discovered Element: Bean
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.
Curated OER
Science Word Search
In this science worksheet, learners identify and locate various science related vocabulary terms. There are 21 words located in the puzzle.
American Chemical Society
Middle School Chemistry: Periodic Table
Students explore the periodic table and learn the basic information given for elements: the name, symbol, atomic number, and atomic mass for each element.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Isotopes and Atomic Mass
Are all atoms of an element the same? How can you tell one isotope from another? Use the sim to learn about isotopes and how abundance relates to the average atomic mass of an element.
Texas Education Agency
Texas Gateway: Average Atomic Mass
A tutorial describing average atomic mass and how it is calculated.
Chem4kids
Chem4 Kids: Isotopes
This overview of isotopes explores where isotopes come from and returning an atom to its normal state.
Annenberg Foundation
Annenberg Learner: Interactives: The Periodic Table
An interactive website where students learn about the basics of an atom, periodic tables organization, and the structure and properties of matter. Module includes an introduction and five lessons that are followed by a quiz and an...
Annenberg Foundation
Annenberg Learner: Interactive Periodic Table of the Elements
A fun way to learn about the periodic table! This interactive table allows students to investigate the basic information of an element as well as explore group and family characteristics.
Annenberg Foundation
Annenberg Learner: Interactives: Periodic Table
Learn the basics of the Periodic Table including how the Periodic Table is organized and how to make sense of the information included in the table. Test your understanding with an interactive quiz at the end of the activity.
Concord Consortium
Concord Consortium: Stem Resources: Atomic Structure
Introduces learners to atomic models of the past and present, focusing on the orbital model and an explanation of its basis. Learners then have the opportunity to "make an atom" and contrast it with an ion, followed by an isotope. The...