COIN COASTER
TORNADO TOWER
SMART STAND
PROSTHETIC LEG
NEWTON'S CUP TOWER
PUMPKIN DISSECTION
LEGO MONSTER
APPLE ANNIHILATOR
HALLOWEEN GHOST STACK
CARDBOARD MARBLE MAZE
MAYFLOWER CHALLENGE
BALLOON CARS
PINE TREE PAPER CIRCUIT
TINSEL TOSS
LUGE OLYMPIC CHALLENGE
PAPER TUBE STRUCTURE
SKI CHALLENGE
MUSICAL INSTUMENT
RUBBER BAND POWERED CAR
LEGO TOWER
PAPER CHAIN
SKATE PARK
CODING CHALLENGE
PAPER ROCKETS
LEGO MARBLE MAZE
PAPER AIRPLANES
PAPER ROLLER COASTERS
 STEM CHALLENGES 2022-2023Â
INDEX CARD BRIDGE
NEWSPAPER STRUCTURE
WATERSLIDE
NEWSPAPER TOWER
PIPE CLEANER TOWER
GOAL AND FOOTBALL
CANDY CATAPULT
FOIL BOAT
PUMPKIN PLATFORM
Q-TIP BONE BRIDGE
SPAGHETTI FOAM TABLE
THANKSGIVING TABLE
TURKEY MARBLE MAZE
PYRAMID SLINGSHOT
HOLIDAY CUPS TREE
SLEIGH AND SLOPE
ELF ZIPLINE
PRESENT PARACHUTE
COTTONBALL LAUNCHER
WATERPROOFÂ THE ROOF
BASKETBALL BUILD UP
2023 SCIENCE BUDDIES ENGINEERING CHALLENGE
TALL TOWER CHALLENGE
DOWN THE DRAIN
CRAFT STICK LAUNCHERS
BALL LAUNCHER
WALL MARBLE RUN
MARCH MADNESS BASKETBALL
LEPRECHAUN TRAP
SPAGHETTI BRIDGE
BASKET BOUNCE
PAPER AIRPLANE LAUNCHER
BIRD NEST CHALLENGE
ROBOT HAND
STRAW BOAT
SPAGHETTI BRIDGES
STEM CHALLENGES BY MONTH
