American Chemical Society
Comparing the Density of an Object to the Density of Water
Investigators construct a makeshift balance and compare equal volumes of wax and water. They do the same for clay and water. Then they discover whether the wax and clay will float or sink in water. Ultimately this is a comparison of...
American Chemical Society
Changing the Density of an Object - Adding Material
In this sixth of seven activities revolving around the concept of density, physical science fans figure out if anything can be done to change the density of an object. Demonstrate by placing a can of regular and a can of diet soda into a...
American Chemical Society
Powder Particulars
By both demonstration and hands-on investigation, physical science fanatics come to know that some materials react when they come together. Adding vinegar to both baking soda and to baking powder, the difference between the two is clear....
American Chemical Society
Changing the Density of a Liquid - Heating and Cooling
During a unit on density, pupils ponder whether or not temperature affects this property. By carefully inserting blue cold water and yellow hot water into a room-temperature sample, they will see the answer. Make sure to have done the...
American Chemical Society
Changing the Density of an Object - Changing Shape
Continuing with the concept of volume and its effect on density, learners now work with a piece of clay to see if they can get it to float in water. This is a memorable end to a seven-part investigation of density. Make sure to check out...
Captain Planet Foundation
Energy Flow in the Garden
How can you tell what an owl has eaten? Study the food chain and flow of energy in an ecosystem by dissecting an owl pellet and noting the bones found inside. Additionally, the instructional activity includes a game about consumers and...
STEM for Teachers
Tsunami!
How does the depth of an ocean affect the speed of a tsunami's waves? Use Jell-o, graham crackers, and marshmallows to model the effects of an underwater earthquake and its resulting tsunami. The lesson includes hands-on activities,...
PHET
Forces in 1 Dimension
A realistic simulation uses charts to show forces, position, velocity, and acceleration versus time based on how the simulation is set up. Once those concepts are mastered, scholars use free body diagrams to explain how each graph...
Curated OER
Family Life Cycle - Children's Lab
Students review how their nutritional needs change over time. In groups, they design their own menu in which they get all the nutrients they need. To end the instructional activity, they share their foods with the class and complete a...
Curated OER
Determining the Relationship Between pH and Hydrogen Ions with Microcomputer Based Lab (MBL) and/or Calculator Based Lab (CBL) Equipment
Learners find the relationship between the variables based on experimental data. They determine mathematical relationship between pH and the amount of hydrogen Ions in solution.
Curated OER
Memory/Physiology Lab Activity
Learners investigate the nervous system and how physical distractions influence mental performance. They work in pairs as a researcher and subject and memorize a series of words with no distractions. After repeating the list of words,...
Curated OER
Points in the Complex Plane -- Lab
Students review the lecture portion of this lesson. Individually, they graph various points on a complex plane and identify conjugates based on their location on the graphs. They complete a worksheet and review their answers to end the...
Curated OER
Consumerism - Brand Comparison Lab
The student will have an opportunity for themselves to determine which brand they prefer by comparing national and store brands by their appearance, cost and flavor. They will be looking for the best economical value.
Curated OER
Blood Vessels Lab
For this blood vessel worksheet, learners compare microscope slides of arteries, veins, and capillaries. This worksheet has 43 fill in the blank questions.
Curated OER
The Communications Lab
Young scholars build and test a type of communication system called a parabolic-dish receiver. This type of system is exactly like radio telescopes, which are discussed in our song. They explain how signals are transmitted and captured...
Curated OER
Mr. Biando's Lab Word Search
In this literacy learning exercise, students look for the words that are related to the theme of the learning exercise. They also work on the skills of spelling and word recognition.
Curated OER
Icecream in a Baggie
Students apply their comprehension of colligative properties to real-world situations. They review the concepts of physical and chemical changes. Students are reminded that science is used extensively in food-production. They are...
Curated OER
The Farther Away You Are, The Faster Away You Move
Students explore linear relationships. The lesson plan uses science to develop an understanding of the expanding Universe. There are 3 Labs, only 2 of which are required. Lab C is an enrichment for higher level classes.
Curated OER
Review of the Scientific Method
Learners review the Scientific Method with a hands-on activity. Working with a partner, they hypothesize the number of water drops that fit on the heads side of a penny. They collect data and share their results with the remainder of...
Curated OER
Scientific Notation II: The Mantissa
Students after completing the Part II (of 2) scientific notation online lab exercises, manipulate and interpret large numbers expressed in the "mantissa and exponent" format of scientific notation.
Curated OER
Identification of Animals by Serum Electrophoresis
Students compare their unknown serum against a set of known serum standards and determine the animal source of their serum. They write a lab report to communicate their results.
Curated OER
Types of Chemical Reactions
High schoolers conduct labs to gain an overview of chemical reactions. They observe examples of synthesis, decomposition, single displacement and double displacement reactions. They identify certain products by the use of litmus and...
Curated OER
Topographic Map Unit Plan
Students examine topographic maps and discover how to decipher contour intervals, use contour lines and apply information to complete a topographic map lab. Working in groups, they identify the scale of the map, latitude and longitude,...
Curated OER
Determining Acids and Bases
Pupils use purple cabbage indicator to test five know substances for acidic/alkaline balance. They discuss the safety precautions required both inside and outside a lab in handling acids and bases.