Curated OER
Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
Curated OER
Mixed Expressions and Complex Fractions
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
Curated OER
Cannot Buy Me Love
Students investigate the concepts that are related to finance and how it is used in the world. They take part in activities that are focused around the use of a spreadsheet while using a T-chart to simulate a ledger of credits and debits.
Curated OER
A Penny for Your Thoughts
Students collect pennies to donate to Kiwanis International for their international effort to buy salt for children's bone development. They calculate the amount of money donated, calculate how many children will receive salt, and write...
Curated OER
Review for the Algebra One SOLs
Students review the standards for Algebra I. Using the text, they discover two problems that match each standard and solve them showing all steps on paper. They create a PowerPoint slide for each problem and go through the correct...
Curated OER
Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on instructional activity very effectively demonstrates the...
Curated OER
Time For Breakfast
This unit encourages students to assess the validity of a set of statements and then plan and carry out investigations to find out whether the statements are true. Students then carry out statistical investigations of their own.
Curated OER
The 15 Circles
Pupils listen to the problem and think about it, discuss, and work in groups on the solution. They get into groups and solve. They then write down their solutions and report back to the class.
Curated OER
Virtual Field Trip/ Gasoline Cost
Students complete a word problem to determine the cost of gasoline per mile of their virtual field trip. They determine the travel time and gasoline costs for two routes and record the information on a data sheet. They check their work...
Curated OER
1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
Curated OER
Subtraction - Numbers to 12
In this subtraction activity, 1st graders solve for the differences in 30 vertical problems in which they use numbers up to 12.
Curated OER
Carpet
Students complete activities for geometric shapes and multiplication. In this multiplication lesson, students watch a video about carpets and square foot multiplication problems. Students then work in pairs to solve the main problem in...
Curated OER
Commotion About Motion
Second graders are introduced to different types of motion. They make rolling spider toys and race them on different surfaces to invsetigate forces and motion. Pupils make glue "spider webs" for their spiders after testing different...
Curated OER
Let's Take a Trip!
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Curated OER
Uncle Bubba Is Dead!
Young scholars spend imaginary inheritance of $100,000 on a home and furnishings.
Curated OER
Describing Nests
Students observe bird nests. For this observation level, students explore bird nests using their five senses. Students compare and contrast bird nests while hypothesizing about the need birds have to construct the nest.
University of Waterloo (Canada)
University of Waterloo: Arithmagic: Mental Math
Test your mental math skills in arithmetic. How many questions can you answer in one minute? Good luck!
CK-12 Foundation
Ck 12: Algebra: Mental Math for Addition and Subtraction Equations
[Free Registration/Login may be required to access all resource tools.] Solve single variable addition and subtraction equations by using mental math
Topmarks Online
Topmarks: Mental Maths Train
Mental Maths Train is a multiple-choice math game that focuses on the essential vocabulary of addition, subtraction, multiplication, and division.
Other
Saskatoon Public Schools: Mental Math Strategies
Strategies for basic addition and multiplication are explained here and there are several practice worksheets that can be downloaded.
University of Saskatchewan (Canada)
Emr: Exercises in Math Readiness
Practice your mental math skills with this site, where practice problems in addition, subtraction, multiplication, and division abound. Introductory, intermediate, and advanced levels are available. Just type in your answer and you'll...
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Table of Contents
This website from The Math Page explains some helpful hints about how to do mental math.