SMARTIVITY Chain Reaction Colliding Dominoes STEM Educational DIY Activity Kit SMRT-1037 It filters the air more

It filters the air more efficiently than a normal paper bag and helps you get rid of airborne particles such as allergens

Handicraft sharp

Punching diameter: 6mm

Page memory up to 100 pages

SMARTIVITY Chain Reaction Colliding Dominoes STEM Educational DIY Activity Kit SMRT-1037 It filters the air moreSmartivity Chain Reaction Colliding Dominoes is an amazing 3 in 1 construction toy, designed to blow your child's mind. It is a Rube Goldberg mechanism and covers concepts of Action Reaction, Transfer of Motion and Momentum, Chain Reaction, Forces and Friction through play. Modular Assembly Approach: Different children have different attention spans and different demands on their time. Your child can build thieir set at one go or over different