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1-24 of 997 results for Materials Submitted by Barbra Bied Sperling

In this interactive, students explore, at their own pace, how global climate change may affect health issues. Issues... see more

This web site celebrates the 50th anniversary of the discovery of the DNA structure by delving into "DNA science." The... see more

This learning resource is an interactive multimedia Guide to Cancer Biology. The topics include the hallmarks of cancer,... see more

In this activity, learners use microarray technology to determine which genes are turned on and off at various points in... see more

Test the pH of things like coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Visualize the... see more

Add different salts to water, then watch them dissolve and achieve a dynamic equilibrium with solid precipitate. Compare... see more

The Virtual Courseware Project produces interactive online simulations to help enhance the learning and teaching of... see more

Life Preservers is a video game based on National Science standards that teaches about evolution, adaptation, and the... see more

The AAAS (American Association for the Advancement of Science Atlas of Population and Environment is an important... see more

Using toothpicks, straws, or tubes of rolled up newspaper, learners create 3-dimensional models to illustrate the basic... see more

In this online activity, learners design a new giant panda habitat for Mei Xiang and Tian Tian. Learners must balance the... see more

In this outdoor activity, learners use artificial bees and paper models of flowers to find out how bees transfer pollen... see more

In this outdoor activity, learners design devices that will catch prey or gather plants. After testing their devices,... see more

This activity (on page 2 of the PDF) is a full inquiry investigation into how hairs from a crime scene are matched to... see more

In this quick activity, learners explore how blubber protects animals from the cold by making a "blubber mitt." Using... see more

In this outdoor activity and game, learners explore how animals adapt for survival through coloration, markings and... see more

Learners observe a model of a cell and its chromosomal DNA made from a plastic egg and dental floss. Use this model to... see more

The National Marine Sanctuary Program identifies, designates and manages areas of the marine environment of special... see more

A group of learners simulates the spread of disease by trading slips of paper, one set of which has been treated with a... see more

In this activity (on pages 18-28), learners explore how the shape of seeds affects how they are dispersed by wind, birds,... see more

In this activity related to computer programming, learners give directions to a "robot" (either an adult or another... see more

This computer interactive lets you explore the effect of changing the number of colors and resolution of a picture. You... see more

3D FractaL-Tree allows scientists to collect data from actual specimens in the field or laboratory, insert these... see more