National Council of Teachers of Mathematics
The Math Forum: Line Symmetry
This site from The Math Forum is a great site if you are looking for activities to engage your students in learning about line symmetry. Peruse this collection of activities for one or two or four that would be right for your students....
Better Lesson
Better Lesson: Fractions Can Be Fun
Second graders recognize what it means to fold a paper in half, but do they recognize how to create fourths or thirds?
Better Lesson
Better Lesson: Doubles and Halves Are Patterns Too
Can you double an odd number? Can you cut it in half? Patterns in doubles and halves help to answer these questions.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Identifying, Composing, and Partitioning Shapes
A guide to support parents as they work with their students in identifying, composing, and partitioning shapes.
E-learning for Kids
E Learning for Kids: Math: Singing Angels: Fractions
Use interactive lessons to explore fractions.
Scholastic
Scholastic: Max's Math Adventures: A Tale About Zeke and Zack
At this site from Scholastic you can read this tale about Zeke and Zack to learn more about splitting things in half. The activity sheet, extra challenges, and teacher's guide will help teachers make a fun and engaging lesson.
The Math League
The Math League: Symmetric Figure
This tutorial features several examples of symmetric figures to explain how the line of symmetry works.
Other
Music Lessons : Basic Music Theory 1
Basic music theory course includes clefs, treble and bass staffs, note duration and rests, a quiz section and answers, a download to Bay and a link to Music Notation 2. Good source for beginner theory students
University of Cambridge
University of Cambridge: Nrich: Rectangle Tangle
On this one page website sharpen your logic and fractional part skills while working on this challenge. The solution is available to double check your solution.
Scholastic
Scholastic: Symmetry Surprise
A fun fingerpaint activity that teaches about the concept of symmetry.