Students identify geometric shapes, demonstrate construction of an object graph, compare sets of objects, estimate which student has the most geometric shapes in his or her bag, and play computer game Jump Start Kindergarten.

Students use, with increasing confidence, problem-solving approaches to investigate and explain mathematical content. They make and test conjectures. They use tables and graphs as tools to interpret expressions, equations, and inequalities.

Provide a real world context in which exponential functions are used to determine a eal world phenomena such as compound interest and exponential growth. This lesson plan should be taught after students have mastered the laws of...

Students measure and correlate their foot lengths and body heights, then use this data to estimate height of Laetoli hominids. They use metric measurement and graphing to determine these heights.

The centerpiece of this lesson plan is a predator-prey simulation in which colored paperclips represent different species of animals camouflaged against a colored background. Relevant follow-up questions are provided. The activity is...

Students simulate hibernation with their stuffed animals. They predict the length of time of hibernation and type their math journal entries about sorting, graphing and draw pictures. They read bear hibernation stories.

Students find the missing cookies. In this language arts lesson, students solve the mystery of who is taking the cookies from the cookie jar. Students are read several books with the same mystery of cookies being taken from the jar.

First graders practice probability by playing various games associated with song There Was an Old Lady.

Students define sample, describe a random sample, and discuss what compromises a sample. They determine a sample size to estimate a population characteristic with confidence.

First, biology pupils research land and marine habitats along the route of skipper Rich Wilson's Great American II. Then, using colored paper clips scattered across a colored paper background, they play the predator-prey game to...