Bowland
Magic Sum Puzzle
Learners discover the magic in mathematics as they solve numerical puzzles involving magic sums. They then make a conjecture as to why no additional examples are possible based on an analysis of the puzzles.
Curated OER
Math Club Worksheet #30 - Visual Stretches
In this visual math puzzle instructional activity, learners work in groups to find the answer to 6 math puzzles. They work with geometric shapes and symbols.
Mathematics Vision Project
Circles: A Geometric Perspective
Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...
Curated OER
Applied Science - Science and Math Lab
Students investigate topology. In this Applied Science lesson students explore higher, more abstract mathematics using tangles. Students make topologically related shapes.
Curated OER
Problem Solving Decisions: Choose a Method
Walk your scholars through the process of finding percentages using this problem-solving worksheet! A word problem asks learners to figure out how many pieces of a puzzle are left, if the completed 750 pieces make up 60% of the total....
Balanced Assessment
Birthday Card
Add a twist to the practice of simplifying expressions. The task asks scholars to decode a mathematical puzzle using their knowledge of expressions. If they are able to write and simplify the expression, the mathematics behind the puzzle...
Curated OER
Tangram Puzzles
Young scholars explore the origin of tangram. In this algebra lesson, students form different shapes and figures using tangram. They solve for the area of different shapes without using any geometric formulas, but the idea of tangram...
Curated OER
Today is Monday - Calendar Math
Students practice memorizing the seven days of the week and keeping them in order. In this calendar lesson, students read aloud the book Today is Monday by Eric Carle, and create their own calendar style book using educational...
Curated OER
Pumpkin Multiplication and Division Facts Puzzle
Fifth graders practice multiplication and division facts while completing a pumpkin coloring sheet. In this multiplication and division lesson, 5th graders color based on the answers and the color key.
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
Curated OER
Three for the Money: The Degree/Diameter Problem
Learners explore the degree, diameter, planarity, and size of graphs. In this degree, diameter, planarity, and size of graphs instructional activity, students try to construct a graph with more than 12 vertices that satisfy all...
National Council of Teachers of Mathematics
The Math Forum: Polyhedra in the Classroom
Lesson plans for many student activities which introduce the concept of polyhedra into the classroom. Some activities can be accomplished by hand with paper, pencils, and scissors, but the unit works best if the students can regularly...