Thames & KosmosBouncing Planets STEM Experiment Kit | Make Your Own Rubbery, Colorful Planet Models! | Explore Elasticity and Polymers| 3-Language Instruction Manual (English, French, Spanish)

Thames & Kosmos Bouncing Planets STEM Experiment Kit | Make Your Own Rubbery, Colorful Planet Models! | Explore Elasticity and Polymers| 3-Language Instruction Manual (English, French, Spanish)

Thames & Kosmos Gumball Machine Maker Lab - Super Stunts & Tricks | Build Your Own Gumball Machines with Lessons in Physics & Engineering | 12 Experiments | Includes Delicious Gumballs | Award Winner

Lego Chain Reactions by Pat Murphy - Paperback