Curated OER
Point- vs. Non-point Pollution
Students differentiate between point and non-point pollution and determine how the different types of pollution are harmful to aquatic ecosystems. They complete a series of tests on a sample of "polluted" water and a sample of "pure" water.
EngageNY
Rational and Irrational Numbers
Back to the basics: learning how to add numbers. The 17th installment of a 35-part module first reviews addition techniques for rational numbers, such as graphical methods (number line) and numerical methods (standard algorithm). It goes...
Willow Tree
Problem Solving
School subjects connect when your young scholars use math to edit English. Math allows you to convert an entire paragraph into a simple equation or inequality. Examples encourage learners to write expressions, equations, and inequalities...
Mathematics Vision Project
Module 3: Polynomial Functions
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving.
Curated OER
How to Keep ELD Rewarding
The true success of English Learners won't always shine through in the form of perfect test scores.
Curated OER
Understanding the Water Cycle
Investigate the water cycle and how water moves from the land to the air and back to the land. Create a terrarium and observe the water cycle at work. Define weather terms including evaporation, condensation, and precipitation.
NASA
Modeling the Periodic Table
Imagine a race to complete a puzzle where each person has the same 50 pieces, knows they are missing other pieces, and must figure out how everything fits together. The winner gets fame, listed in books for years to come, and a financial...
North Carolina Consortium for Middle East Studies
Missing Pieces of the Puzzle: African Americans in Revolutionary Times
What's missing from most studies of the American Revolutionary War is information about the role African Americans played in the conflict. To correct this oversight, middle schoolers research groups like the Black Loyalists and Black...
Curated OER
Dividing Decimals by Whole Numbers
In this division worksheet, students divide numbers with decimals by whole numbers. Students complete 4 division problems and review how to complete them.
Alabama Learning Exchange
Partying with Two/Three Digit Whole Numbers
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
Curated OER
Approximate Solution to an Equation
Students solve equations through trial and error. In this algebra instructional activity, students first estimate their answers and then calculate it to check their work. They solve problems involving roots and integers.
Alabama Learning Exchange
Pizza! Pizza! Pizza!
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
Curated OER
Addition: 2-digit + 2-digit - Regrouping
In this addition learning exercise, 3rd graders focus on the addition of double digit numbers. Students solve for 30 problems using regrouping where necessary.
Curated OER
Subtraction: Two Digit by Two Digit - No Regrouping
In this subtraction worksheet, 2nd graders find the differences in 30 two digit by two digit problems in which they do not have to regroup.
Curated OER
Subtraction: Two Digit By One Digit With Regrouping
In this subtraction instructional activity, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
Curated OER
Subtraction: One Digit from Two Digits With No Regrouping
In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.
Curated OER
Addition: Number Bonds to 40
In this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
Curated OER
Addition - Three 1-Digit Numbers
In this addition practice learning exercise, students practice their computation skills as they solve 30 problems that require them to add 1-digit numbers. Each problem has 3 addends.
Curated OER
Addition - Three 2-Digit Numbers
In this addition practice activity, students practice their computation skills as they solve 25 problems that require them to add 2-digit numbers. Each problem has 3 addends.
Curated OER
Decimals Vocabulary Matching
For this decimal vocabulary worksheet, students match a set of 27 words to their correct definitions. Answers are included on page 2; a reference web site is given for additional activities.
Curated OER
Unit 9 Trigonometry
In this trigonometry worksheet, students find the lengths of triangles. They construct triangles and spirals. Students complete indirect measurement problems. They find the distance between objects and determine the volume of rectangular...
Helping with Math
Subtraction : 3-digit - 3-digit
In this subtraction instructional activity, math wizards subtract three-digit numbers from different three-digit numbers. Some of the 24 problems require regrouping.
Curated OER
Comparing Decimals
In this comparing decimals worksheet, learners compare numbers with decimals in them by inserting the correct symbol. Students complete 10 problems.
Curated OER
End of the Year Math Terms
For this end of the year math test worksheet, 4th graders complete problems including addition, division, measurement, decimals, and more. Students complete 22 problems.