4 Right Triangles (Yellow)
and several different kinds of bridges detailed explanations of every scientific principle involved interesting facts and history fun experiments to test newly acquired knowledge
Can be removed from non-porous materials with a household cleaner
This set contains 760 pieces as well as 2 baseplates and building instructions
This isn't just sand
Plus-Plus - Rainbow Colour Mix - 600pc Box nature 4 Right Triangles (Yellow)Let your imagination run wild with this vibrant 600 piece Plus Plus set, featuring all the colours of the rainbow Red, Orange, Yellow, Apple Green, Turquoise, Purple, and White Plus Plus is perfect for small hands and big ideas. With this box comes hours of fun while stimulating fine motor skills, building puzzles, mosaics, and 3D constructions while mixing play and creativity! Contains 600 pieces in Rainbow colours and a fold out booklet with