Curated OER
Writing a Number Sentence
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
Curated OER
Grocery Store Problem Solving
Third graders practice mathematical problem solving skills. In this problem solving lesson, 3rd graders develop mathematical problem solving skills using real-world examples.
University of Regina (Canada)
University of Regina: Math Central: Sample Problems for Grades 1 5
The Saskatoon Board of Education gives samples of math word problems for pairs or small groups of students. At each grade level three types of problems are provided: translation, process, and realistic.
Scholastic
Scholastic: Math Maven's Mysteries: The Case of the Mysterious Money Trail
Pat Tern has been buying items all around town using counterfeit money. Help Math Maven identify a pattern to catch her before she deposits fake money into the Cashflow Bank.
Annenberg Foundation
Annenberg Learner: Patterns in Mathematics: How Many Valentines?
Students look for patterns to determine how many valentines will be distributed in a class of 28 students. After trying the problem, they can look at several other methods that could be used and compare the answer they got. There is also...
Science Education Resource Center at Carleton College
Serc: Westward Ho! How Far Is Yonder Mountain
In this lesson quantitative skills in geologic context are reinforced. Students create a spreadsheet to calculate the distance of a peak using vertical angles sighted from a wagon train heading directly for the peak. The spreadsheet also...
![Nctm: Figure This: The Race [Pdf] Activity](https://content.lessonplanet.com/knovation/original/21689-eb1624724f217ea0d5cca6ea1c84adce.jpg?1661255331 "Nctm: Figure This: The Race [Pdf] Activity")
National Council of Teachers of Mathematics
Nctm: Figure This: The Race [Pdf]
A challenge that combines skills in problem solving and logical reasoning. See if you can figure out who will win the race by determining the rate of speed of each runner. A one page activity from NCTM Math Challenges for Families...
Other
Websudoku
A fun puzzler to get any mind thinking logically! Try many levels of puzzles using the following rules: "Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3...