9-12
Students develop a delicious new drink by mixing various concentrations of a two-fold dilution series. Students calculate the percents of their mixtures, taste these differences, and visually observe their results.
6-8, 9-12
In this lesson students measure their speed walking in a hallway and predicting how long it takes them to get to the local movie theater 3 miles away. This is an open-ended problem in which students must develop a strategy on how to collect the data, how to convert the data to MPH, and finally make a prediction. In addition to reasoning skills, students will practice unit conversion, prediction, proportions, and graphing.
3-5, 6-8
Exercise your factoring ability against a human or the computer in this Calculation Nation game.
3-5
Using an area tool on the computer, students will begin to develop an understanding of area. Students will use 12" × 12" paper squares to measure the area of a door. They will determine whether area increases or decreases as the length or width of their door changes.
9-12
This activity allows students to look for functions within a given set of data. After analyzing the data, students should be able to determine what type of function best represents the data.
3-5, 6-8
This applet allows students to individually practice working with relationships among fractions and ways of combining fractions.
9-12
Use this applet to show how to drop a perpendicular from a point onto a line.
6-8
Investigate how changes in the base and height of a trapezoid affect its area.
6-8
This applet shows the relationship between the area of a parallelogram and the lengths of its sides.
9-12
Use this applet to show how the placement of the third vertex of a triangle affects the classification of that triangle.
