Charleston School District
Solving Systems with Elimination
Can you handle one more method? It just might be your favorite! Building on the skills learned in the previous lessons in the series, scholars now learn the elimination method. The video examines problems of varying difficulty.
Code.org
Creativity in Algorithms
Groups work with the program they built in the previous lesson to make it more creative. The resource challenges pupils to add functionality to their existing programs by adding a new command.
Teach Engineering
Density Column Lab - Part 2
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the liquids...
Balanced Assessment
Stick Patterns
Sticks and stones may break my bones, but these sticks will make me smarter. Pupils examine arrays of sticks to determine the next array in a pattern. They use the number of sticks added to each previous array to determine a recursive...
Noyce Foundation
Ducklings
The class gets their mean and median all in a row with an assessment task that uses a population of ducklings to work with data displays and measures of central tendency. Pupils create a frequency chart and calculate the mean and median....
EngageNY
An Appearance of Complex Numbers 2
Help the class visualize operations with complex numbers with a lesson that formally introduces complex numbers and reviews the visualization of complex numbers on the complex plane. The fifth installment of a 32-part series reviews the...
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
Illustrative Mathematics
School Supplies
First graders are tasked to find the amount of money in dollars Pia came to the store with, after she bought five dollars worth of school supplies.
Illustrative Mathematics
One, Ten, and One Hundred More and Less
What's 1 more or less than a number? What's 10 more or 10 less than a given number? What's 100 more or 100 less than a number? These are the types of problems learners must answer in a six-question worksheet.
Prestwick House
Vocabulary Activity Sheet
What does it mean to stream a program? How do you know if you're watching a mash-up? If you don't know these words, reach for your handy Merriam-Webster dictionary, because they're there! A series of fill-in-the-blank questions prompt...
Alabama Learning Exchange
Add, Subtract, and Multiply Matrices
Introduce the concept of matrices with a pre-designed instructional activity. Learners watch video lessons to learn the ins and outs of adding, subtracting, and multiplying matrices. Using provided problems, they practice each operation...
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....
Nuffield Foundation
Measuring the Vitamin C Content of Foods and Fruit Juices
Are you getting enough vitamin C? Young scientists determine the amount of vitamin C in fruit juice samples. They accomplish this task by adding DCPIP solution to the samples until the blue color of the DCPIP persists. Once this happens,...
University of North Carolina
Qualifiers
A lot of writers really struggle very much with adding a lot of qualifiers and intensifiers in their writing. Part of a larger series to improve writing skills, a handout on the topic provides tips to help reduce a reliance on these...
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...
College Board
Three Calculator Simulation Activities
Calculators sure come in handy. An AP® Statistics instructional resource provides suggestions for using calculator simulations. It gives activities for adding variances, normal probability plots, and t distributions.
Curated OER
Money Addition (D)
In this adding money worksheet, students enhance their addition skills by adding the Euro monetary amounts in increments of 5 cents. Students solve 20 problems.
Curated OER
Money Addition (H) English Pounds and Pence
In this adding money worksheet, students solve 20 problems in which English pounds and pence are added. Money on this page is in increments of 50 cents and there will be carrying on some problems.
Curated OER
Money Addition (G)
In this money addition worksheet, students enhance their addition skills by adding the monetary amounts in increments of 5 cents. The Euro sign is used in this worksheet. Students solve 20 problems.
Curated OER
Money Addition (J)
In this money addition worksheet, learners enhance their addition skills by adding the monetary amounts in increments of 5 cents. The Euro sign is used in this worksheet. Students solve 20 problems.
Curated OER
Money Addition
In this money addition instructional activity, students enhance their counting money skills by adding the monetary amounts in the 20 addition problems. This instructional activity uses the Euro sign.
Curated OER
Money Addition (F)
In this money addition worksheet, students enhance their counting money skills by adding the monetary amounts in the 20 addition problems. This worksheet uses the Euro sign.
Curated OER
Add and Subtract Decimal Thousandths (A)
In this math worksheet, students solve 32 problems in which decimal numbers to the thousandths place are added and subtracted. The problems are in a closely spaced horizontal format.
Curated OER
Add Decimal Thousandths (D)
In this decimals worksheet, students solve 40 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
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