JoinAll Resources
Journal Article
Scientific and Engineering Practices in K–12 Classrooms
The author presents the science and engineering practices from the recently released A Framework for K–12 Science Education: Practices, Crosscutting Concepts, and Core Ideas....
Journal Article
Fourth-grade students create digital field guides for visitors to the school's nature trail....
Journal Article
Career of the Month: Physician Assistant
This column shares interviews with professionals using science in the workplace. In this month’s issue we learn about one physician assistant's experiences....
Journal Article
Science 101: Is It Possible to Turn Coal Into Diamonds?
This column provides background science information for elementary teachers. In this month’s issue the author discusses the properties of carbon....
Journal Article
Students build their own generator to study the transfer of energy. The generator activity allows students to observe electrical effects without using a battery or power supply....
Book Chapter
Separation Lab: Elements, Compounds, and Mixtures
In this activity, students will separate a mixture of sand, salt, Styrofoam (or Perlite), and iron....
Book Chapter
Probability of Finding an Electron
In this activity, students will use a target to simulate the probability of finding an electron in a certain energy level....
Book Chapter
In this activity, students will simulate the decay of radioactive isotopes by flipping papers and removing face-up papers....
Book Chapter
Rutherford’s Gold Foil Simulation
In this activity, students will simulate Rutherford’s gold foil simulation by rolling a marble (alpha particle) at a series of target marbles (gold atoms...
Book Chapter
In this activity, students will calculate the mean free path of a simulated gas sample....
Book Chapter
In this activity, students will see if the volume of an ice and water mixture goes up or down when the ice melts....
Book Chapter
In this activity, students will count how many drops of water they can put on the face of a penny with and without dishwashing liquid in the water....
Book Chapter
In this activity, students will estimate the density of cooking oil by comparing it to water...
Book Chapter
In this activity, students will perform paper chromatography on different inks to find the source of the ink....
Book Chapter
In this activity, students learn how to use a single-beam balance to determine the masses of objects. Students use the density of water to determine the mass needed to balance the objects....
Book Chapter
Mechanoluminescence: Making Things Light Up
In this activity, students will see how applying a force to a Wint-O-Green Life Saver causes it to light up....
Book Chapter
Intensive and Extensive Properties
In this activity, students will split colored water into different cups and observe the properties...
Book Chapter
In this activity, students will create a substance that does not clearly fall into the categories of solid, liquid, gas, or plasma....
Book Chapter
Average Atomic Mass Simulation
In this activity, students will use a large number of small objects to find the average mass of the objects....
Book Chapter
In this activity, students will dissolve pieces of Alka-Seltzer tablets in water after crushing them and heating the water, and then time how long the reaction takes to complete....
Book Chapter
Molecular Motion and Temperature
In this activity, students will see how the rate of diffusion varies in cold, room temperature, and hot water....
Book Chapter
In this activity, students will make warm water boil by reducing the pressure inside a syringe...
Book Chapter
Lifting an Ice Cube With a String
In this activity, students will lift an ice cube by sprinkling salt over a string on the ice....
Book Chapter
In this activity, students will construct molecules out of papers they cut out to determine the chemical formula and the method for writing chemical formulas....
Book Chapter
In this activity, students will use their ion pieces to simulate the finishing and balancing of chemical equations....
Book Chapter
In this activity, students determine which of three variables affects the period of a pendulum....
Book Chapter
Identifying Types of Streetlights Lab
In this activity, students will build an apparatus that will allow them to see the spectrum created by different streetlights....
Book Chapter
In this activity, students will grow crystals of sugar, sodium chloride, and Epsom salts....
Book Chapter
In this activity, students will decompose water by running electricity through inert conductors....
Book Chapter
In this activity, students will judge the solubility of three solids and three liquids....
Book Chapter
In this activity, students will learn whether or not ice formed on the surface of ice water is salty....
Book Chapter
In this activity, students will create an “invisible ink” and then test to see which chemical may be responsible for making it invisible...
Book Chapter
In this activity, students will put two different types of nails (galvanized and nongalvanized) into different conditions to see how the rate of rusting is affected....
Book Chapter
In this activity, students will put a penny in ammonia and observe it for several days....
Book Chapter
In this activity, students determine the thickness of one sheet of paper....
Book Chapter
In this activity, students will use steel wool and vinegar to form iron (II) acetate....
Book Chapter
Double Displacement Reaction: Precipitate Lab
In this activity, students will mix ammonia with the iron (II) acetate from Activity 40 to make a precipitate....
Book Chapter
In this activity, students will make a Cartesian diver out of a mustard packet and paper clip....