Yearly Archives: 2016



Connect an LED to a battery to make an LED glowie. Anne Helmenstine
Here are simple instructions for making your own LED glowies and LED throwies. LED glowies are glowing Light Emitting Diode or LED devices, while LED throwies are LED glowies that you can toss and stick onto any ferromagnetic surface. Both LED projects are easy and fun. Materials for LED Glowies […]

How to Make LED Glowies and Throwies


Borax Crystal Star (Anne Helmenstine)
Make a sparkling homemade crystal Star of David or other type of star to celebrate the holidays! This project is extremely easy, resulting in a keepsake ornament overnight. Crystal Star Materials 2 pipecleaners – use glittery ones to get opalescent colors very hot water borax Make the Star Shape To […]

Make a Borax Crystal Star Holiday Ornament



Green Leaf (Stiller Beobachter)
Have you ever wondered why plants are green instead of blue or purple? It’s because they are chock full of chlorophyll. Plants use the pigment chlorophyll to absorb the solar energy they need to perform photosynthesis, converting carbon dioxide and water into sugar (glucose) and oxygen. Chlorophyll appears green to […]

Why Chlorophyll Is Green


Biology Word Search
Biology Word Search is a word search puzzle using glossary terms associated with middle school biology courses. These biology topics include words dealing with living systems, genetics, the cell, and the environment. The words can be found running left/right, up/down and diagonally within the array of letters. Word searches can […]

Biology Word Search – Science Word Searches


Earth Science Word Search
Earth Science Word Search is a word search puzzle using glossary terms associated with the Earth Sciences. The Earth Sciences include the study of meteorology, geology, and astronomy. The words can be found running left/right, up/down and diagonally within the array of letters. This activity can be a fun way to […]

Earth Science Word Search



Physical Science Word Search
Physical Science Word Search is a word search puzzle using glossary terms associated with physical science classes. Physical science classes are typically cover chemistry and physics topics but can include astronomy, geology, and meteorology. This physical science worksheet is a fun way to introduce 30 physical science glossary terms. Clicking the […]

Physical Science Word Search


Paper Atom Decoration on a Christmas Tree
Making paper snowflakes is a holiday tradition. Why not “science” up your holidays by making atom paper snowflakes? Making atom paper snowflakes requires only a single sheet of paper, scissors, and paper folding skills. Here are instructions for making the atoms and a template you can print, fold, and cut […]

Make Atom Paper Snowflakes


Homemade Cellophane Fortune Teller Fish (Anne Helmenstine)
The fortune teller fish or magic fish is a fish-shaped strip of polymer or plastic that bends and twists when placed onto your hand. The fish is red, but there’s nothing special about its color. The polymer absorbs water from perspiration on your skin, changing it structure and warping the […]

Make Your Own Fortune Teller Fish