For this understanding percent worksheet, students fill in the missing parts for examples of number of colored parts and total numbers and use them to complete charts and rewrite sentences using the exact amount of things and percents....

Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.

The introduction to the lesson mentions a sailor's limited capacity to store drinking water on his ship. Pupils then set up an overnight experiment to remove freshwater from salt water by distillation. There is a math and map activity to...

Young scholars explore graphing. In this graphing lesson, students sort Skittles candies and use the color groups to create a bar graph. Rubrics and extension activities are provided.

Students explore circumference and diameter. In this math lesson, students apply their knowledge of circumference and diameter to solve mathematical riddles. Students apply this knowledge to find circumference and diameter of various...

Young scholars sort a bag of M&M's by colors and solve a variety of comparison problems. They determine which pile of M&M's has the most, the least, and answer questions comparing two piles. Students also order the piles of...

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 lesson very effectively demonstrates the concept of volume.

Third graders discuss light sources and collect data about energy sources. They compare data and create a multiple line graph showing energy used by light sources for each student in the group. They present their graphs and write a...

Activities and factsheets exploring ratios and proportions in everyday life. Interactive, colorful, and fun.

The Math Page tutorial explains and defines ratio and proportion and includes this practice section at the end of the lesson.

This tutorial provides definitions and examples of ratios and proportions and features comparing ratios and converting rates.