The Lakeshore Create-A-Chain Reaction STEM Kit PP565 is an educational toy designed for children ages 4 to 7. Produced by Lakeshore Learning Materials in 2019, this toy focuses on science and nature principles, encouraging young learners to explore and experiment. The kit is aimed at promoting STEM skills through hands-on activities, allowing children to build their own chain reaction effects in a fun and interactive way. The Lakeshore Create-A-Chain Reaction STEM Kit PP565 is recommended for children in pre-kindergarten through grade 2, making it an engaging educational tool for early learners. Preowned Complete in excellent condition