Kid Concoctions and Contraptions Author:John E. Thomas, Danita Thomas Kid Concoctions and Contraptions is the fourth addition to international best-selling authors John and Danita Thomas' award-winning series, The Ultimate Book of Kid Concoctions. Quickly duplicate popular toy store concoctions and contraptions with common household items for just pennies. In this book you will find dozens of all new wacky, wild... more » and creative recipes for creating exciting projects such as: Super Bubble Ooze,