K20 LEARN
Microbes and Manure = Biofuel
Waste not, want not! Science scholars explore manure as an alternative energy source through reading and experimentation. Groups construct their own biofuel digesters and observe the process of methane production. The teacher's guide...
Curated OER
Go Fish!
So much science in one tiny fish! Introduce young biologists to the zebrafish, a common aquarium inhabitant. The small, unassuming organism presents an opportunity for learners to study habituation using an easy-to-care-for species. Lab...
Curated OER
Practice Evaluating Experimental Designs
In this experimental design activity, learners evaluate experiments using a design checklist. They suggest ways to improve the experiments and they identify all the components of the design.
Curated OER
Experimental Design Practice
In this experimental design worksheet, students are given two experimental scenarios to read. They answer questions about each including finding the hypothesis, the independent and dependent variables and controls. They design a graph...
College Board
2016 AP® Physics 2: Algebra-Based Free-Response Questions
While AP Physics 1 counts as an introductory college Physics course, AP Physics 2 counts as a second-year college Physics course. Help scholars prepare for this more advanced college-level test with questions from previous assessments...
College Board
2013 AP® Biology Free-Response Questions
AP® free-response questions are often challenging for scholars. Give them practice writing free-response questions using former questions from the AP® Biology exam on topics such as genetic mutations, cellular respiration, evolution, and...
Curated OER
Experimental Design Reference
In this experimental design instructional activity, students are given a full comprehensive outline for designing an experiment. There are checklists included for each section of the experiment for students to use as a guide for properly...
Curated OER
Making Connections-Review Experimental Design and Homeostasis
In this experimental design and homeostasis worksheet, students complete 20 sentences with key terms about designing experiments, gathering data, graphing data and determining controls. They also complete sentences about homeostasis and...
Curated OER
Bellwork for Week 2-Experimental Design and Measurements
In this experimental design and measurement worksheet, learners answer questions about independent and dependent variables, they write hypotheses, they identify instruments that measure mass, weight, and volume and they calculate the...
Teach Engineering
Earthquakes Living Lab: Designing for Disaster
Build and design to rock and roll. Pairs research building design in earthquake areas and use computer simulations to see the effects of earthquakes on buildings,. They then sketch and explain a building design that would withstand...
Curated OER
Student - Designed Density Experiment and Poster
In this student-designed experiment worksheet, middle schoolers decide on an experimental problem to solve. Students use the scientific method to perform an experiment and record the data. Middle schoolers calculate the density of liquid...
Curated OER
Density and Buoyancy Experimental Design
Pupils must plan, design, and conduct an experiment that answers the scientific question: "Come up with a question that addresses the factors (variables) of the water and its effect on whether an object floats or sinks."
Curated OER
The Marvels of Mud
Young scientists roll up their sleeves and get a little dirty in this three-day earth science investigation. Following the scientific method, children monitor the growth of algae in pond water samples in order to determine...
Curated OER
Design a Bobsled
Learners apply their knowledge of friction, drag, mass and gravity as they design, build, and test mini-bobsleds.
American Chemical Society
Changing State: Evaporation
Why do experiments require a control? Guide scholars through designing an experiment to see what they can do to evaporate water faster with a lesson that stresses the importance of controlling all variables. The second activity...
American Physiological Society
Sticky Adaptations A Lesson on Natural Selection
Now you see it, now you don't! The stick bug exhibits the ability to disappear into a wooded environment. Why does this adaptation manifest in some species, but not in others? Life science students explore animal adaptations in nature...
Teach Engineering
How Effective is Your Sunscreen?
Protect skin from UV radiation! Groups design and conduct an experiment to test the effectiveness of UV safety products. The groups collect the data from the experiment and prepare a lab report. In the second day of the activity,...
K20 LEARN
The Cold, Hard Truth
Things are really getting heated in the lab! Science scholars scope out the facts about heat energy transfer using a simple lab from the K20 Center. Groups collaborate to observe temperature changes between hot metal and water, then use...
Purdue University
Designing a Device Utilizing a Balloon Filled with Carbon Dioxide
Don't waste all that carbon dioxide. Scholars first produce carbon dioxide by mixing baking soda and vinegar. They measure the masses of the reactants and products to verify the law of conservation of mass. As a culminating activity,...
Curated OER
Creating an Experimental Design
Young scholars research the damage to the environment by certain plant species. They create an experimental design which they test how these species take over certain habitats. They share their information with the class.
Curated OER
An Activity to Introduce Critical Thinking
Learners discover how easy it is to accept oulandish claims by witnessing a fellow student show that they have a form of ESP but is secretly working with the teacher. This demonstrations uses skepticism as a starting point for...
American Chemical Society
Changing State: Melting
Dry ice is extremely cold — it is -109.3°F or -78.5°C. Scholars observe and explain the molecular motion associated with melting. Then they design their own experiments to speed up the melting process. Finally, a teacher presents a...
University of Minnesota
Memory Items
Ready to have an "unforgettable" time in science class? Try a fun and insightful activity, suitable for a wide age group of learners. Explore how human memory works when pupils try to remember objects they've seen before comparing the...
Curated OER
Coin Lab
In this experimental design learning exercise, students experiment with three coins, a dropper and water. They determine how many drops of water they can put on each coin. They answer questions about their experiment and they design an...