What's in the bag? This fun math lesson involves using defining attributes as clues to draw conclusions. Young learners will have a great time making guesses about different objects and creating their own shape riddles.

Let your students decorate their own room with this lesson that has them use area to place furniture in a room.

Challenge students to think about decimals while identifying numbers to the hundredths and thousandths. They'll discuss decimal attributes too. Use this lesson on its own or as support to the lesson Dividing Decimals: Estimation.

Measure to the nearest quarter-inch with your students and teach them to organize data into a line plot graph using this highly interactive lesson plan!