Students explore the nature of the air we breathe by observing petri dishes that have accumulated particulate matter from the atmosphere. Students make mathematical calculations and inferences about the effect of this matter on...

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.

Young scholars demonstrate hormonal control of plant tissue differentiation and relate this differentiation to gene expression. They explore the effects of hormones (auxin and cytokinin) on the genes that control tissue differentiation...

Students demonstrate skills of biotechnology stringent aseptic technique and statistical analysis. They describe hormonal control of plant tissue differentiation and relate this to gene expression. Students observe the effects of...

Young scholars are introduced to the concept of aerial perspective and scale. Students will use satellite technology to view their neighborhoods and sketch the area surrounding their schools. They will take part in a neighborhood walk to...

Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.

Learners explore the differences between surface water and ground water. They collect data using maps and graphs and investigate a Texas river basin and a nearby aquifer. They complete a written report of their findings regarding the...

Students work independently to complete a problem solving activity that involves percent. This instructional activity is designed to be used as an assessment following a unit on percents. Students are presented with a problem involving a...

In this problem solving worksheet, students solve and complete 4 different types of word problems. First, they determine the responses to various questions as described. Then, students find the amount of an item needed to complete...

Seventh graders study elapsed time, radioactive decay and half-life.  In this time machine instructional activity students complete several activities and view a presentation. 

Learners use the digital camera, identify geometric shapes (in nature as well as man-made), and gain a better understanding of geometric vocabulary. They search for and recognize geometric shapes in unusual settings

Students research about cartography and how to be a cartographer. In this math activity, students draw a map of their classroom. They use a robot to explore navigation using a compass rose.

Students calculate their carbon footprint. In this environmental technology lesson, students listen to a lecture on climate change. Students brainstorm solutions to reduce environmental impact based on travel options. Students calculate...

What is a chemist's favorite plant? Stoichiome Tree! Scholars produce hydrogen gas by reacting magnesium with hydrochloric acid. Then they calculate the molar volume of the gas produced before answering assessment questions. 

Seventh graders use the internet to investigate the salaries of professional football players. They calculate how much the top five paid athletes in football earn for one game and for one minute of playing time. Students determine the...

Help your sixth graders reach their Common Core math standards by providing them with a checklist of "I can" statements for each standard. As each concept is covered, kids can check it off, as long as they can do what it states. 

Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as...

Convey to your pupils the importance of units, then show how to use dimensional analysis to perform a unit conversion. The math lesson includes detailed worked-out solutions to guide learners in their practice.

Students explore the concept of perimeter. In this perimeter lesson plan, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.

Twelfth graders identify the parts of an algebraic equation. They consider the many uses of algebra in daily life. They play a game, Algebra Match, where student pairs work to solve equations listed on index cards.

Students complete the PLATO ¿¿ Educational Software instructional activity: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.

Students demonstrate fraction symbols. In this fractions lesson plan, students use paper strips to represent various fractions. Students then use fraction circles to compare various given fractions.

In this recipe worksheet, students will rewrite a recipe for making 16 biscuits so that it will only make 12 biscuits. Then students will rewrite the recipe to make only 4 biscuits.

Pupils work in pairs to investigate what it takes to prove that two triangles are similar. They work through various shortcuts to find which are enough to show a similarity relationship between the triangles. Small groups work with the...