Create a large swooping rollercoaster with 27 feet of track. Send marbles racing through the course. Includes 4 marbles and detailed instruction booklet. A truly unique marble run! Watch the marbles accelerate down steep slopes, climb uphill almost to a stop, roll quietly along flat plateaus, before racing down another chilling plunge at full speed. Ideal for demonstrating principles like velocity, acceleration, gravity & friction. Includes marbles of 2 different diameters and weights to experiment the effect of physics forces along the track. Contents include: 25 pillars, 24 joints, 18 supports and junctions, 36 track connectors, 6 base pieces, 8….
Encourage your children’s creativity and imagination with the highly stimulating K’NEX 52 Model Building Set! With 618 classic and micro K’NEX pieces, this building toy for ages 7 and up gives children an outlet to learn and enjoy themselves at the same time. The K’NEX building system is composed of colorful plastic rods and connectors that snap together with a simple “click”! These pieces can be combined together to create real working vehicles, moving structures, and just about anything your child can imagine. With 52 building ideas, the included illustrated instructional booklet guides your little engineers in constructing truly amazing….
Stimulate your child’s imagination the fun way with the K’NEX 70 Model Building Set! With over 700 classic K’NEX pieces, this building toy gives them an outlet to learn and enjoy playing at the same time.The K’NEX building system is composed of plastic rods and connectors that easily join with a satisfying “click”! These pieces can be combined to create real working vehicles, animals, moving structures, tall buildings, and just about anything your child can imagine. With over 70 building ideas, the included instructional booklet helps guide budding engineers to constructing amazing creations. This educational toy not only provides hours….
This upside-down coaster is one of a kind! Watch as the Hyperspeed Hangtime Roller Coaster from K’NEX uses its inverted blaster motor technology to send cars flying through twists and turns while hanging upside down! Build with over 620 K’NEX parts & pieces like rods, connectors and track. All K’NEX rods and connectors are made in the USA! Recommended for ages 9+. Requires 3 “C” batteries, not included.
Bring a wave of fun from the ocean to your living room with the new Typhoon Frenzy Roller Coaster Building Set from K’NEX! Build with over 640 K’NEX parts & pieces like rods, connectors and track and add motorized power to send the silver coaster car twisting and turning through over 19 feet of swirling, non-stop action! Plus, download exclusive instructions to build an incredible second model, the Tsunami Surge Coaster! All K’NEX rods and connectors are made in the USA! Ages 9+.