EDC Explore It! & Design It!
  • Explore It! Balancing Toys Guide

    Explore It! Balancing Toys Guide

    Children transform a piece of a pool noodle into a model of a person, an airplane, and a boat, and then manipulate these models to see how they balance in different ways. They also build simple mobiles to explore other kinds of balancing arrangements to...

    $9.95
    Add to Cart
  • Explore It! Cake Chemistry Guide

    Explore It! Cake Chemistry Guide

    What are the ingredients in a recipe that cause a cake to rise? Is the same gas produced when using baking powder, baking soda, or yeast? These are questions children pursue in this exploration while, at the same time, they get to eat their experiments...

    $9.95
    Add to Cart
  • Explore It! Soda Science Guide

    Explore It! Soda Science Guide

    Children can make up their own soda recipes in a systematic way while practicing in a concrete manner the mathematical operations of ratio and proportion. Then, they analyze a real soda to compare how the relative proportions of ingredients in the...

    $9.95
    Add to Cart
  • Explore It! Bubbles Guide

    Explore It! Bubbles Guide

    Floating giant bubbles (3 feet in diameter), small bubble domes on a table top, and soap film in frames are the means for children to observe some of the more obvious properties of soap bubbles (such as their round shapes) as well as subtle properties...

    $9.95
    Add to Cart
  • Design It! String Telephones Guide

    Design It! String Telephones Guide

    Starting out with paper cups and string, children first discover the principles that govern the simplest form of string telephone. They refine this model with other materials and then take on the hardest challenge of all-getting the message to travel...

    $9.95
    Add to Cart
  • Design It! Spinning Toys Guide

    Design It! Spinning Toys Guide

    Plates, dowels, rubber washers, and tuna fish cans become homemade tops and yo-yos in this project. Children uncover the principles of balance and spin to make long spinning tops and regular and "sleeper" yo-yos. Instructional material only.

    $9.95
    Add to Cart
  • Design It! Cardboard Constructions Guide

    Design It! Cardboard Constructions Guide

    How strong a stool can children construct from a small cardboard box? Will it support an adult? Building on this experience, children build a bed using a large piece of cardboard supported by small boxes. In the final activities, children build large...

    $9.95
    Add to Cart
  • Design It! Cranes Guide

    Design It! Cranes Guide

    Using a cardboard box as the body, a yardstick as a boom, and a small electric motor as the power source, children make a working model of a crane. One aspect of the challenge is to design different ways of attaching string to the shaft of the motor so...

    $9.95
    Add to Cart
  • Design It! Sand and Water Clocks Guide

    Design It! Sand and Water Clocks Guide

    After getting acquainted with some basic electrical circuits using batteries and bulbs, children are challenged to design a flashlight from a soda can, cardboard, battery, and wires. They also design a rotary switch, which they use to control a model...

    $9.95
    Add to Cart
  • Design It! Blinking Lights Guide

    Design It! Blinking Lights Guide

    After getting acquainted with some basic electrical circuits using batteries and bulbs, children are challenged to design a flashlight from a soda can, cardboard, battery, and wires. They also design a rotary switch, which they use to control a model...

    $9.95
    Add to Cart
  • Design It! Balloon-Powered Cars Guide

    Design It! Balloon-Powered Cars Guide

    Introductory engineering experiences for after school programs and elementary school students (ages 8 to 12). Funded by the National Science Foundation and developed by Education Development Center, Inc. Design It! includes a guide for each project and...

    $9.95
    Add to Cart
Compare Selected