Amazon offers PlayMonster Science4you - Green Science - 15+ Experiments for Children to Learn About Nature - Fun, Education Activity for Kids Ages 6+ for .  Free shipping with Prime or on orders over $25.

Product Description:

Explore eco-science with these fun and Earth-friendly projects reusing materials! Through play, children develop different cognitive skills. Studies show that when children are having fun or making discoveries during an experiment, they are more likely to feel motivated and rewarded while learning. These positive experiences help stimulate the brain to develop various skills. That's why this kit combines fun and education to foster curiosity and experimentation! Children will enjoy the 15+ experiments and come away with a positive learning experience!