Search Results

Millions of organisms can live in and around a body of water.

Professor John Endler traveled to Trinidad in the 1970s to study wild guppies. In this activity, learners take part in an online simulation of Endler's work.

Many of the genetic sequences found in the fruit fly genome are similar to those found in humans.

In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).

Break open that used musical toy and squish some Play-Doh over the circuit boards, and you will hear some weird and distorted sounds the manufacturer never intended!

In this activity, leaners will observe the process of natural selection on a population of birds called 'Springbeaks' over four seasons of breeding on an isolated environment called 'Clippy Island.' L

Why does milk make some people sick? In this activity learners explore this question and explore the chemistry of milk, and our bodies!

From this How To slide show, you create an Audio Tape Bow that can play distorted audio sounds by running it across a tape head.

In this activity, learners discover why only some types of plastic can be recycled.

When it rains, water can collect on top of and seep into the ground. Water can also run downhill, carrying soil and pollution with it.

In this outdoor activity, learners cut through and investigate rotten logs and then make log-profile puzzles for each other.

Water treatment on a large scale enables the supply of clean drinking water to communities.

In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.