American Chemical Society
Changes Caused by Heating and Cooling
It's heating up—and cooling down—in here! A hands-on instructional activity allows learners to experiment with melting and freezing butter to observe changes as a substance transitions between liquid and solid form. They also view an...
American Chemical Society
Float and Sink
We're not talking about the kitchen sink. Learners explore what types of objects sink and float in water in an inquiry-based lesson. With experimentation, they find similarities between materials that float and those that sink.
American Chemical Society
Dissolving is a Property
Believe it or not, it is possible for liquids and solids to get along! A hands-on instructional activity has individuals explore dissolving properties of candies in water. They complete an activity guide to record observations about...
American Chemical Society
Liquids Have Properties
Liquids have many similarities, but their differences can set them apart. Using a student activity guide, learners conduct different property tests on water, oil, and syrup. They record their results and use them to rank the liquids by...
American Chemical Society
Using the Properties of Materials to Improve a Model Boat
Work together to stay afloat. Using a paper boat, pupils connect properties of materials to their usefulness. They test different paper to determine how many pennies each boat will hold and learn that combining materials with different...
American Chemical Society
Testing Materials to Learn About Their Properties
Storing food in plastic makes more sense than storing it in paper. Young learners research the properties of these materials along with aluminum foil. They then connect the properties of the materials to their usefulness by completing a...
American Chemical Society
Classifying Objects Based on their Observable Properties
Sorting objects by properties is a lesson in justification. Learners begin by studying different types of properties of materials, including those based on appearance and texture. They examine the properties of specific items and use...
American Chemical Society
A Closer Look at Crystals
It's about to become crystal clear! Learners compare and contrast three different types of crystal substances. First they observe their structure and then investigate how they interact with various substances.
American Chemical Society
Mentos and Diet Coke!
Let the bubbles tell the story. Using a hands-on lesson, budding scientists learn how carbon dioxide in soda interacts with objects placed in the soda. The lesson explains how the gas adheres to the surface of the objects based on the...
American Chemical Society
Flame Out
Add a little heat to your science lesson. Young experimenters work to understand the chemical reaction taking place when a candle burns. They experiment with both oxygen and carbon dioxide to make conclusions about the reaction.
American Chemical Society
Time for Slime
Slime is more than just a fun pastime. Learners study the bonding of polymers using a mixture of glue, borax, and water. They then explore the properties of the slime and learn how the polymers in glue bond with ions in borax.
American Chemical Society
Dissolving M-and-Ms
Learning ... how sweet it is! A hands-on lesson uses colored candies to demonstrate how positive and negative charges interact. Pupils use different types of liquids and watch as the color from the candies spreads—or doesn't.
American Chemical Society
Diapers: The Inside Story
There shouldn't be any accidents with this activity! An inquiry-based lesson has learners explore the absorption properties of the gel compound in diapers. After testing its properties, they learn the science of the molecules that make...
American Chemical Society
Colors on the Mooove!
It does a mind good! Learners experiment with a combination of food coloring, detergent, and milk. They observe how the food coloring reacts with the different liquid combinations and relate their observations to the charges on the fat,...
University of Waikato
Solid to Liquid to Gas
Help classes understand heat as a form of energy. A hands-on activity has learners investigate how heat, or the lack of heat, affects the physical state of water. They then connect their discoveries to the water cycle.
National Wildlife Federation
The Pollinator's Journey: Grades K-8
Bees get all the attention, but so many more creatures contribute to pollination. Scientists explore the role of pollinators as they learn about the parts of a flower and how it reproduces. They discover how plants rely on many different...
National Nanotechnology Infrastructure Network
Big vs. Little - Macro to Micro Lesson 2
The big world is full of tiny surprises. Classes discover all things big and small while completing the second lesson of a five-part series comparing macro- and micro-objects. Learners collect items from around the room including things...
National Nanotechnology Infrastructure Network
Big vs. Little - Macro to Micro Lesson 1
Small and large are relative terms; what's the best way to quantify them? Young scientists take on that challenge as they complete an interactive activity to explore size. They build structures during their exploration and begin using...
National Wildlife Federation
Watershed Web: A Field Trip
Observing plant succession doesn't have to be a decade long process. A hands-on lesson has groups study succession over a designated space. Learners use their observation skills to record differences in plant and soil characteristics in...
National Wildlife Federation
Night Friends - American Bats
Bats are a misunderstood species. Pupils learn about the characteristics of bats in a three-part lesson. They begin by examining the adaptations of different types of bats, then explore the misconceptions humans have about the species....
National Wildlife Federation
Bison Mystery Box
Natural design is amazing. Young scientists connect the features of a bison to an assortment of everyday items. A bison's tail is an ideal flyswatter, and a pot stores water just like a bison's stomach. The lesson connects the usefulness...
Purdue University
Eco-llapse
A balanced ecosystem doesn't mean balanced populations. Budding scientists complete a series of activities to learn about the relationship between producers and consumers in an ecosystem. They complete the wildlife conservation...
Purdue University
Mammals and Ecosystems
Mammals have unique interactions with their ecosystems. Using a multi-part lesson, learners research local mammals using recommended websites and use their findings to create their own paper ecosystems including appropriate mammals. They...
Purdue University
Ashes to Ashes: We All Grow Up
Ecosystems are constantly changing whether people notice or not. An inquiry-based lesson examines types of ecosystem changes and how they relate to wildlife conservation. Learners classify changes as succession and disturbance using a...