Activity
Computer Science Unplugged

Card Flip Magic—Error Detection and Correction

For Teachers 4th - 12th
I can find the error in an array of cards? After watching a demonstration class members search for the error is the provided cards. The resource provides a real-life example of using ISBN numbers in error detection and using check...
Lesson Plan
Curated OER

Mathematics Within: Algebraic Processes and Its Connections to Geometry

For Teachers 5th
Fifth graders discover the connections between algebra and geometry. With a focus on arrays and factors, they are introduced to multiplication. They develop an array for multiples of 2 through 10 and identify the factors of each row....
Lesson Plan
Curated OER

The Commutative Cookie

For Teachers 3rd
Third graders investigate the commutative properties of multiplication and focus upon the setting of cubes in the correct patterns to solve problems. They differentiate between numbers that have multiple factors and prime numbers....
Lesson Plan
Curated OER

Multiplying by Two-Digit Numbers

For Teachers 6th
In this mathematics worksheet, 6th graders find the product of a given equation. Then they use an array and find the sum of the partial products. Students also use zeros as place holders when necessary.
Organizer
Curated OER

Pascal's Triangle

For Students 6th - 8th
In this math worksheet, students find the multiples of five that end in 0 or 5. Then they shade the numbers within Pascal's Triangle.
Assessment
Curated OER

2005 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
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...
Worksheet
Math-U-See

Extra Practice

For Students 8th - 11th Standards
From exponents to slope-intercept form, an array of extra practice exercises will reinforce necessary skills for your middle and high schoolers. The worksheets include practice with order of operations, graphing equations, scientific...
Lesson Plan
Perkins School for the Blind

Tactile Journals

For Teachers K - 8th
I absolutely love this idea. Children with visual impairments create tactile journals which describe an event from the previous week in an artistic way. They verbally describe one event from the previous week and then use a wide array of...
Assessment
New York State Education Department

US History and Government Examination: January 2017

For Students 9th - 12th Standards
Looking for a resource that tests both US History and government?  Here's a test that serves as a great way to test comprehension of complex concepts by using a variety of question formats and covering a wide array of topics. The...
Lesson Plan
Curated OER

Hooked On Problem Solving

For Teachers 4th
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Lesson Plan
Curated OER

Arrays Hooray

For Teachers 2nd
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
Interactive
Khan Academy

Challenge: Movie Reviews

For Students 6th - Higher Ed
Create an array of objects in a JavaScript coding practice activity. Movie titles and reviews for multiple movies are collected in an array of objects and then printed out with a looping construct. 
Worksheet
Curated OER

Unit 3 Bonding

For Students 9th - 12th
An organized table charting the different types of chemical bonds arrays this resource. The octet rule, ionization energy, and the naming of compounds are also reviewed. Young chemists answer review questions in multiple choice fashion....
Activity
Curated OER

Measure the Gardens

For Teachers 3rd Standards
Understanding arrays is very similar to understanding the relationship between multiplication and area. Give your third graders an opportunity to practice identifying area models that relate repeated addition and multiplication. They...
Assessment
Curated OER

Physics Midterm Exam #2

For Students 10th - 12th
This comprehensive midterm exam covers a vast array of topics typical to high school physics curriculum. Problem solving and mutliple choice questions are incorporated. Review the exam to make sure that the content is suitable to your...
Lesson Plan
Curated OER

Number Theory - Week 12

For Teachers 12th - Higher Ed
In this number theory worksheet, learners study integers and their properties. They explore the Fibonacci Sequence and approximate irrational numbers. This two-page worksheet contains eight problems.
Assessment
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California Education Partners

Window Washers

For Students 3rd Standards
Aim high with a task on window washers. An assessment task challenges learners to determine the number of windows two people wash. They do this using a given number of window rows on each side of a building. In addition, they find the...
Unit Plan
Norwich Institute for Language Education

Simple Machines

For Teachers 4th - 8th Standards
Planning a unit on simple machines? Save some time and energy with this collection of lessons and activities that explores how these devices are used in the real world to make life a little easier. 
Lesson Plan
Curated OER

How using number patterns help us add or subtract

For Teachers 2nd
Second graders use a number line to understand multiples.  In this number line lesson, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
Lesson Plan
Curated OER

Don't Eat the Crayons: Real-Life Multiplication

For Teachers 3rd
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
Lesson Plan
Curated OER

Multiplication Versus Addition

For Teachers 2nd
Second graders create arrays to study multiplication. In this multiplication lesson, 2nd graders split into teams to complete a multiplication table. One team uses addition to solve the table while the other uses multiplication. Students...
Worksheet
Curated OER

Review of Pointers

For Students 10th - 12th
In this programming worksheet, students answer 50 multiple choice and true or false questions on functions and binary numbers.
Lesson Plan
Curated OER

Dividing by 4's

For Teachers 3rd
Third graders explore math functions by completing problem solving activities. In this division lesson plan, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems...
Lesson Plan
Illustrative Mathematics

Kiri's Mathematics Match Game

For Teachers K - 2nd Standards
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...