STEM Montessori Learning Set Water Activity Sink or Float Physical Science NEW

Brand New in Box Learning Essentials STEM Sink or Float Activity Set Grades Kindergarten+, Ages 5+ Science Project That Discovers Why Things Sink or Float 32 Piece Set Includes: 2 Piece Submarine 10 Hexagon Weights 5 Rings Star Sponge Plastic Star Hollow Ball Weighted Ball Raft 10 Activity Cards Comprehensive Activity Guide With Reproducible Materials Teaches The Developmental Skills of: Critical Thinking Cause and Effect Problem Solving