Curated OER
2004 U.S. National Chemistry Olympiad Part I
In this chemistry worksheet, test takers answer 60 multiple choice questions on topics related to chemistry from balancing equations to calculating moles and molecules of compounds. They name formulas, they convert, they solve problems...
Inside Mathematics
Swimming Pool
Swimming is more fun with quantities. The short assessment task encompasses finding the volume of a trapezoidal prism using an understanding of quantities. Individuals make a connection to the rate of which the pool is filled with a...
Inside Mathematics
Printing Tickets
Determine the better deal. Pupils write the equation for the cost of printing tickets from different printers. They compare the costs graphically and algebraicaly to determine which printer has the best deal based upon the quantity of...
Curated OER
Dental Impressions
What an impressive task it is to make dental impressions! Pupils learn how dentists use proportional reasoning, unit conversions, and systems of equations to estimate the materials needed to make stone models of dental impressions....
Inside Mathematics
Rugs
The class braids irrational numbers, Pythagoras, and perimeter together. The mini-assessment requires scholars to use irrational numbers and the Pythagorean Theorem to find perimeters of rugs. The rugs are rectangular, triangular,...
Towson University
Berries...With a Side of DNA?
Sometimes science lab can be ... delicious! Middle school science scholars extract DNA from strawberries and other fruits in an engaging lab activity. The teacher's guide includes pacing, materials list, and worksheets with answer keys.
Curated OER
2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
Achieve
Ground Beef
Ever wonder how a butcher creates the different types of ground beef? Young mathematicians explore the methods butchers use to create their desired ground beef quality. Given a combination of two types of meat with varying...
EngageNY
Motion Along a Line – Search Robots Again
We can mathematically model the path of a robot. Learners use parametric equations to find the location of a robot at a given time. They compare the paths of multiple robots looking for parallel and perpendicular relationships and...
Teach Engineering
What is a Nanometer?
Teams learn about the size of a nanometer by measuring objects and converting those measurements. A learning exercise then tests the groups' abilities to use nanometers by having them determine the size of objects that are too small to...
Inside Mathematics
Expressions
Strive to think outside of the quadrilateral parallelogram. Worksheet includes two problems applying prior knowledge of area and perimeter to parallelograms and trapezoids. The focus is on finding and utilizing the proper formula and...
Bowland
Golden Rectangles
Scholars must determine the maximum area for a rectangular plot of land enclosed with 100 meters of rope. As the work they discover patterns and numerical approaches to solve the problem.
Curated OER
Finding the Formula of Magnesium Oxide
Rather than simply matching up the ionic charges on paper, this exercise gets chemists into the lab to determine the chemical formula for magnesium oxide! If a known amount of magnesium is used, an oxidation reaction results in this...
Creative Chemistry
Displacement Reactions of the Halogens
During this lab activity, chemists discover the reactivities of chlorine, bromine, and iodine as examples of the halogens. They use a displacement reaction as a test by adding other compounds and observing for a color change. The lab...
Creative Chemistry
Displacement Reaction of the Halogens
This publisher has put out some terrific laboratory activities for your aspiring chemists! This edition uses displacement reactions to develop a reactivity series for three halogens. Not only do they explore the reactivity of bromine,...
1 plus 1 plus 1 equals 1
I Can Read! Sight Words Set #16
Now, there, of, and say are the sight words in focus in a printable packet in which you can use all, or some, of the activities to reinforce your early readers' sight word proficiency.
Towson University
Mystery Disease
How did scientists determine the cause of illness before technology? Science scholars play the role of medical researcher in an engaging guided inquiry activity. Using observations, technical reading, and Punnett squares, learners...
University of Georgia
Resumé of an Element
Class members use the provided worksheet to create a resume for one element from the periodic table. The activity teaches learners about all of the properties of elements and how to read the periodic table.
Mathed Up!
Cumulative Frequency and Box Plots
Learn how to display data. Young data analysts watch a video to review how to create cumulative frequency histograms and box plots. They work on a set of questions to practice producing these data displays.
Towson University
Berries...With a Side of DNA? (High School)
Is DNA still present after picking fruit or cooking vegetables? Biology scholars extract and collect DNA strands in an impactful lab. Working groups prepare their samples and compare their results to negative and positive standard...
Education Development Center
Writing Numerical Expressions—Hexagon Tables
Explore a basic pattern to practice writing expressions. In collaborative groups, learners examine a contextual pattern and write an expression to model it. The task encourages groups to describe the pattern in multiple ways.
Mathed Up!
Frequency Polygons
Frequency polygons are a different way to represent frequencies over intervals. Pupils take frequencies for intervals of data from a frequency table and plot them as a frequency polygon. Budding mathematicians find information about the...
Bully Free Systems
Bully Free Lesson Plans—12th Grade
Two sample lessons from a curriculum unit on bullying provide high school seniors with an opportunity to assess their online and cell phone behavior and to consider how they can offer support to bullied students. Each plan includes an...
Mathed Up!
Metric and Imperial Measures
After watching a brief video on making metric conversions to standard units, pupils complete tables to describe certain items with the appropriate unit of measurement. Then, they convert liters to millimeters, millimeters to...