Curated OER
Morning Math
Rise and shine, mathematicians! These warm-ups will get your class putting on their thinking caps first thing as they recall past concepts and continue practicing newer ones. The problems are segmented and include concepts such as number...
Curated OER
Investigating the Response of Worms to Soil Improvers
The worms crawl in, the worms crawl out, but do they care what soil is all about? Find out in an easy and fun controlled experiment. Have your young biologists hypothesize, test, and draw conclusions about which type of soil worms...
Curated OER
Counting In Tens: Crossing the Hundreds Boundary
Count on by 10 to finish each number line. Pupils count on 10 begins at a variety of three-digit numbers. There are 6 problems to solve.
Curated OER
Non Calculator Math Quiz
Here is a quiz which does not allow calculators. Kids solve a variety of problems that range from addition and subtraction of decimal numbers to probability and perimeter. There are 24 problems to solve. As stated on the resource, this...
Curated OER
Count by Tens: Beginning ESL Lesson
Different pictures and illustrations show ESL students the relationship between numbers and their English names (10 and ten, for example). Each slide provides one picture and one number, counting by tens, all the way up to one hundred....
Curated OER
Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
Curated OER
Add and Subtract within 20
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
DK Publishing
Addition Fact Families
Fact families are an excellent way to connect math operations for beginners to addition and subtraction. Use the examples here to review this concept before scholars try these on their own. For each, they examine two related number...
Savvas Learning
How Many Hundreds?
Mental math skills are really important to develop. Kids practice metal computation by first adding the hundreds then the tens and ones. There are nine addition and nine subtraction problems to solve. This attractive worksheet is...
Royal Society of Chemistry
Organic Molecules Day—Chemistry Outreach
In search of an organic lab that employs real-life techniques and analysis methods? Groups carry out the nitration of methyl benzoate, then attempt to determine the number and location of the nitro groups added to the benzene ring....
Math Mammoth
Add & Subtract Integers Fact Sheet
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to...
Common Core Sheets
Comparing Fraction Relative Size
Which is the larger amount? Two-fourths of 10 dollars, or one-fourth of 100 dollars? This type of question is the main focus of a worksheet that has learners comparing fractions by their relative size. Each problem contains...
Illustrative Mathematics
But Mango Is My Favorite...
Opening up a package of fruit snacks is like a box of chocolates, you never know what you're going to get. When all the mango flavored ones are missing, learners calculate the probability that one bag versus the whole box is missing the...
Code.org
Binary Numbers
All you need is a zero and a one. Build pupils' understanding of binary values and number systems to gain familiarity with binary numbers. Using a hands-on activity and technology, scholars learn how the binary system works and its...
Charleston School District
Volume of Composite Shapes
It's the parts that make the whole. Learners apply volume formulas to composite figures to find the total volume of the figure. Previous lessons in this series taught the methods for finding the volume and/or dimensions of...
Mathed Up!
Area of Compound Shapes
Scholars learn how to determine the area of compound shapes by finding the areas of the basic shapes that make it up. Pupils find the areas by adding areas together or subtracting them.
Maths Blog
Make 20
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
Science Geek
pH Calculations
Performing calculations is for more than just mathematicians — it's an important science skill, too. Demonstrate the pH calculations using the slide show resource. The final resource of a seven-part unit introduces young scientists to...
EngageNY
Relationships Between Quantities and Reasoning with Equations and Their Graphs
Graphing all kinds of situations in one and two variables is the focus of this detailed unit of daily lessons, teaching notes, and assessments. Learners start with piece-wise functions and work their way through setting up and solving...
DiscoverE
Nanosolutions
There are a billion reasons to use the resource! Well, not quite. A demonstration using food color and water shows scholars the meaning of nano. An iterative process results in diluting the concentration of food coloring by one tenth...
Pingry School
Acid-Base Indicators
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
Rodrigo Neri
myHomework Student Planner
If you've been itching to replace your students' worn, lost, or insufficient paper planners, and to dramatically improve the efficiency of your own communication with your class members, then this is...
Cornell University
Solar Cells: Juice From Juice
Unleash the power of ... blackberries! Science superstars create solar cells using the juice of berries or leaves of a citrus tree in an engaging lab. In addition to offering a plethora of resources, the teacher's guide gives background...
Howard County Schools
Discounting Tickets
A boss who can't do math? Oh, no! Young entrepreneurs use linear and exponential models to determine which discount will yield the most profit on ticket sales.