Students construct models of microorganisms recognizing size relationships-comparing the size of viruses with the sizes of bacterial and eukaryotic cells. They put into perspective just how small microbes are by comparing the size of...

Students investigate ways to save our environment by creating a recycled product.  In this sustainable materials lesson, students create a magazine holder by recycling a large cardboard box and gift wrap or wallpaper.  Students...

Students make a sundial. For this time lesson, students determine the time of the day by creating a sundial. They check the time on the sundial, hourly, for one week. Afterward, they explore what happened to the shadows in reference to...

In this circles worksheet, students fill in 6 fill in the blank statements about circles and solve calculate the answers to 13 questions involving different measurements of circles.

Sixth graders investigate scale models of toys.  In this scale models of toys lesson, 6th graders bring in toys from home to measure.  Students discuss scale and what scale is used with their toys.  Students determine the...

Students are asked to describe to a partner how he or she walks to school or the bus stop. They are shown on the overhead an one-inch grid paper, and at the intersection of two lines on the grid paper, students are shown a house and...

In this Benford's Law learning exercise, high schoolers read about the first digit frequency of numbers. Students solve 3 problems about sunspot numbers, solar wind magnetism and the depth of the latest earthquakes by using on line sites...

Students discuss the differences in the types of garbage. They use these differences to separate a sample of garbage. Partners then investigate the characteristics of landfills by searching on the Internet and by creating your own...

Students investigate the characteristics of eggs by playing and experimenting with them.

In this magnification worksheet, students read about how lenses magnify images and how to determine the magnification of an image. Students divide ten by the focal length which is found to be the measurement from the center of the lens...

Students examine how we use submersibles. In this technology based lesson, students examine various technologies used by submersibles in ocean exploration.

Fourth graders investigate patterns and sequences.  In this patterns and sequences lesson, 4th graders use a hundreds chart to build recurring patterns.  Students skip count by threes and fives on a hundreds chart by coloring...

In this SI units worksheet, students read about converting from SI units to non-SI units. They are given a conversion chart and they use it to convert from one unit of measurement to another in seven problems.

 In this Integrated Algebra worksheet, students solve problems that reflect the topics covered during the course of work.  The answer key identifies each question by standard and topic.  The twenty-four page worksheet...

Learners grow salt crystals by making a saturated solution of table salt and let the solution sit around and evaporate.

Scholars learn about the metric system and produce a presentation on how to convert within the metric system. They then develop a brochure in support of legislation requiring the use of the metric system.

Remodeling projects require more than just a good design — they involve complex fractions, too. To determine whether a tiling project will fit within a given budget pupils calculate the square footage to determine the number of...

Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...

Trying to understand the vastness of outer space can be quite a challenge for young scientists. Help put things in perspective with this cross-curricular activity as students work in pairs creating scaled models of...

Look at climate change around the world using graphical representations and a hands-on learning simulation specified to particular cities around the world. Using an interactive website, young scientists follow the provided...

Lean a ladder against the wall to create an angle. Class members use an interactive application to determine the angle a ladder makes with the ground. Individuals respond to five questions using inverse trigonometric functions.

Drinking straws are a pretty simple device ... or, are they? Explore the possibility of sipping a beverage 30 feet away with an engaging activity that's sure to keep pupils guessing. Just place a long piece of plastic tubing in a glass,...

Fans of Sherlock Holmes may be surprised to learn that in addition to stories of the famous deductionist, Sir Arthur Conan Doyle is also the creator of Professor Challenger. An irascible, unpredictable scientist, Challenger was featured...

By now your class most likely has experience using a ruler, but they may not have learned to measure length to the quarter inch. This handout begins by explaining how, and then gives learners an opportunity to estimate these more...