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52 Estimation Sites

Showing 1 - 10 of 52

Grade Range
6th - 12th

In this lesson, students explore how locations around a meteorite provide information about the meteorite's orbit. They then learn about triangulation techniques, create imaginary cities in which meteorites are ensconced, and provide clues by which triang Full Review »

The purpose of the thematic, integrated unit is to help children develop positive self-concept. Full Review »

Grade Range
Kindergarten - 1st
Rating
3 Stars

Students sit in a large circle. The teacher will pour a bag of candies onto the floor. Students identify the three types of candies and guess of which type there is the most. Then, they will estimate how many there are of each type. Full Review »

The purpose of this service is to provide easy access to current Federal economic indicators. It provides links to information produced by a number of Federal agencies. All of the information included in the Economic Statistics Briefing Room is maintained Full Review »

There are currently many excellent books and articles about the biology and husbandry of soft corals as aquarium specimens. However, the literature on artificial propagation or culture of these animals, especially on a large scale, is scant or lacking. Full Review »

If you look in the records there is a lot of controversy over which snake holds the world's record for massive size. The dimensions that have earned the anaconda the title of king is its total body mass or its weight (the sheer physical bulk of it). The o Full Review »

The Chinstrap Penguins are the most numerous penguins in the world. It is estimated there are 12 to 13 million located on the barren islands of the sub-Antarctic Region and the Antarctic Peninsula. These penguins live and breed in large colonies. They oft Full Review »

Most people associate snakes, scorpions and spiders with painful and possibly dangerous bites or stings, although a few may have actually encountered a dangerous snake. Among rural populations, stories and myths about snakes abound, and many peop Full Review »

The gopher tortoise (Gopherus polyphemus) is a cold-blooded reptile that averages 25 cm (10 in.) long and 4 kg (9 lb.) in weight. They are extremely long-lived animals; estimates for wild tortoises range from 40 - 60 years, while tortoises in captivity ca Full Review »

This website, the Semi Arid Land Surface Atmospher Program teaches students about various aspects of our environment. Full Review »