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• DANCES with Animals 

  A honey bee returns to the hive. Sticky pollen dings to her body. Nectar fills her honey sac. She's found apple blossoms in a distant orchard. How...

  Ask, 03/01/09 by Braaf, Ellen R · More from publication

• Get Up and PLAY! 

  Your toes grip the edge of the pool. Your heart pounds. Your body tenses. The starter calls, "Swimmers take your mark." You lean forward. A strobe...

  Ask, 03/01/09 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG? 

  It depends on when you go. Earth and Mars zip around the Sun like cars on a funky racetrack. They travel at different speeds and in...

  Ask, 03/01/09 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG? 

  HEY JiMMY! JOEL T. ASKS "WHY DO YOU FEEL DIZZY WHEN YOU SPIN AROUND?" THE ANSWER IS IN YOUR EARS! Did you know your ears help you keep your...

  Ask, 11/01/08 by Braaf, Ellen R · More from publication

• LIFE in the Food Chain 

  What do you have in common with corn, mushrooms, cows, and grass? Like all living things, you need energy. The energy you use to live every day...

  Ask, 09/01/08 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG 

  Bacteria are big-time spoilers. Even though they're so small you need a microscope to see them, these one-celled living creatures are mostly to...

  Ask, 09/01/08 by Braaf, Ellen R · More from publication

• JiMMY + ThE BUG 

  Secret writing is very old, and there are lots of invisible ink recipes. These inks work in different ways to hide and reveal messages written with...

  Ask, 07/01/08 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG 

  You hear a loud "pop" behind you. Your muscles twitch or jump, tensing for action. You freeze and try to figure out what's happening. Brain expert...

  Ask, 05/01/08 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG 

  Imagine you just ate a delicious meal: Vegetable soup with carrots, celery, green beans, corn, zucchini, cabbage, and potatoes. A salad with...

  Ask, 02/01/08 by Braaf, Ellen R · More from publication

• ASK JIMMY + THE BUG 

  Alex E. in Virginia asks: "Why do leaves changes color in the fall and are green in the spring and summer?" All living things get their colors...

  Ask, 01/01/08 by Braaf, Ellen R · More from publication