Toothpick structures are a fantastic, low-cost, and easy STEM challenge that keeps kids busy for hours. We used cocktail sticks, but you could also use straws or spaghetti. I set the children a challenge to build a structure that would hold a chocolate egg off the ground. Toothpick structure materials Toothpicks or cocktail sticks Plasticine … Continue reading Easter Toothpick Structures STEM Challenge