Student culminate a unit on potatoes. In this potato lesson, students make a booklet using the information acquired throughout a unit. They draw a picture of their potato, name it, measure it in inches, count its eyes, weigh their spud,...

In this virus worksheet, 9th graders study the graph shown that illustrates the sizes of viruses, bacteria, and other structures. Then they state how large a red blood cell is and how large the smallest viruses are that affect plants....

Young scholars measure and note the variation in the lengths of lima beans. They compare the growth rate of different sized beans.

Students download NASA Hubble Space Telescope images of the Martian polar ice caps in summer and winter, and measure and compare various images of the changing Martian and Earth polar ice caps.

Pupils examine dinosaur footprints and compare them to the shape of elephant footprints and to the size of their own footprints.

Students work together to compare and contrast sand particles. They identify what sand grains are composed of as well. They complete writing activities to complete the lesson.

Students work in small groups to research a planet in our Solar System in order to compare it to Earth. They examine the planet's size, atmosphere, rotation and revolution periods, temperature, and other attributes. They collect...

Students discuss comparing the size of two different sets of blocks. They estimate the length of the long blocks by answering the following questions: How can you use the small blocks to find out?, and How many small blocks does it...

Students examine the order of whole numbers that range from 0 to 1,000. They compare and contrast the quantities of different numbers using the number line, objects, and symbols of comparison. Students also work as a class with cards to...

Students explore the concept of ratios. In this ratios lesson, students use matchbox cars and models of spaceships to explore ratios. Students determine scale for the above mentioned objects in this lecture style lesson.

Students identify and describe local poisonous plant/animals. They compare characteristics of three local ecosystems and describe common plants from different ecosystems; comparing shapes, colors, textures, and measuring sizes.

Students research topics related to zoos and zoo animals. They compare and contrast the size of animals, make a book of facts about bears, draw snakes, and write animal stories and poetry. They complete a series of writing and creative...

Seventh graders practice using pattern blocks. In this pre-algebra lesson plan, 7th graders complete tasks that require them to compare fractions, make fractions equivalent, and add fractions.

Students examine agarose gels to compare a known DNA sample to an unknown sample to determine the quantity and size of an unknown DNA sample.

Students distinguish between walking, jogging and running trackways in humans. They analyze the phylogenetic progression of the leg position as described by pace width and angulation, comparing amphibians, reptiles and mammals. Research...

Students determine how mass is a property of an object that can be measured, and examine how size affects mass. They work with balances and determine what units of measurement are associated with mass. Finally, they determine the...