NOAA
Technology II
Ping, ping, ping. The last installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program explores technology use in marine studies, such as sonar. Activity involves simulating sonar techniques to identify a...
Math Drills
Thanksgiving Cartesian Art: Pumpkin
Not a Halloween jack-o-lantern, but a Thanksgiving pumpkin! Young mathematicians graph and connect points on a coordinate system to unveil the mystery picture.
Math Drills
Thanksgiving Cartesian Art: Pilgrim Hat
What did some Pilgrims wear on top of their heads? Individuals graph sets of ordered pairs, and connect the points to create a mystery Thanksgiving picture.
Math Drills
Thanksgiving Cartesian Art: Mayflower
How did the Pilgrims arrive to America? Middle schoolers graph ordered pairs on a coordinate system, connect the points, and discover a mystery picture—the Mayflower.
McGraw Hill
Stellar Spectroscopy Interactive
Stars seem to be a far away mystery... but it turns out we know much more about stars than one would think! An engaging lesson shows learners how to read a light spectrum to determine the temperature and chemical makeup of a star....
Education Development Center
Integer Combinations—Postage Stamps Problem (MS Version)
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
Coloring Squared
Thanksgiving Pilgrim—Holiday Subtraction
What's the mystery picture? Pupils solve the subtraction problems in each square. Then they use the key at the bottom to determine the color of the square.
Science 4 Inquiry
Battle of the Waves
Which travels faster, light or sound? Scholars work in groups to simulate the ability for waves to travel through solids, liquids, gases, and through a vacuum. Then, they learn about the properties of a mystery wave and must determine...
Science 4 Inquiry
Body in Balance
The human body maintains homeostasis through the interconnection of multiple systems. Young scientists match these connections and discuss how they relate to each other. They apply their knowledge to solve the mystery of a treasure hunter.
Howard Hughes Medical Institute
DNA Profiling Activity
Everyone loves a good mystery ... can your class actually solve one? Partnered pupils take on the role of forensic investigators during a three-part activity focusing on DNA evidence processing. Learners discover the methods used to...
Next Generation Science Storylines
How Can We Sense so Many Different Sounds from a Distance?
Dive into the mystery of sound waves! Scholars brainstorm questions about how sound travels and why different items make different sounds. They then conduct experiments to answer their questions.
University of Pennsylvania
Using Comic Strips to Teach Multiple Perspectives
Scholars view comics from two different perspectives; one paints the Alfred Dreyfus as innocent, while the other portrays the exact opposite. They solve the mystery of what happened by analyzing the source, working in groups, and...
PBS
Sea Surface Temperature, Salinity, and Density
Earth's vast ocean is full of mysteries! Science scholars discover the big-picture properties that influence its characteristics at different latitudes using a lesson from PBS's Weather and Climate series. After completing a background...
Didax
Pi Day #1a – Discovering Pi
Unravel the mystery behind the infamous number pi. Scholars complete a series of activities that explores where pi comes from, its digits and estimation strategies. Pupils should be ready to measure, calculate, and look for patterns to...
College Board
2015 AP® Computer Science A Free-Response Questions
AP exams don't have to be a mystery. Scholars look at the free-response questions for the 2015 AP Computer Science A exam. They get a chance to see actual AP questions involving one- and two-dimensional arrays of integers and the design...
College Board
2016 AP® Chemistry Free-Response Questions
The College Board published the mean score on the 2016 AP Chemistry exam as a 2.69, but a minimum of a three is required to earn college credit. Help pupils study for the upcoming exam with actual test questions, sample answers, and...
Cold Spring Harbor Laboratory
One Gene Makes One Protein
Very few universities still offer a master's degree in the ecology of grasses, but that was the degree that led George Wells Beadle to an interest in genetics and later a Nobel Prize. Scholars learn about the discoveries of Dr. Beadle...
Cold Spring Harbor Laboratory
DNA Responds to Signals from Outside the Cell
How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...
College Board
2013 AP® Statistics Free-Response Questions
AP® exams don't need to be shrouded in mystery. The 2013 AP® Statistics free-response questions are available for instructors to reference. It includes questions on mean, standard deviation, normal distribution, confidence intervals,...
Curated OER
Poetry Analysis Sheet
Tasking class members to analyze a poem can strike fear into the hearts of many learners. Here's a worksheet that takes the mystery out of the process by providing questions about what to look for in the text and to the devices poets use...
Purdue University
The Case of the Pilfered Pin: A Measurement Inquiry Activity
Who pilfered the pin? Scholars practice measurement skills as they solve the mystery of a stolen pin. They measure length, temperature, and mass and determine which of select suspects committed the crime. During the STEM hands-on...
American Chemical Society
Identifying an Unknown Liquid
Liquids are what's the matter with the instructional activity! Learners investigate properties of different liquids as they interact with various types of paper. They then use their observations to identify a mystery liquid to finish the...
American Chemical Society
Using Dissolving to Identify Substances
It's time to test observation and dissolving skills! After investigating the process of dissolving in previous lessons, pupils see if they can use their dissolving skills to identify substances. They dissolve known and unknown substances...
PBS
Genome 101: Life's Instruction Manual | UNC-TV Science
Crack open the mysteries inside a genome. Participants view an animated video describing the relationship between DNA, genes, proteins, chromosomes, and an organism's genome. A post-video worksheet allows pupils to apply knowledge by...
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