Complex sentence: This form of propulsion allows the user to move uphill as well as downhill without taking your foot off the board like what you do on the skateboard.the wave board is the first company to make wave boards.
Split into simpler sentences: This form of propulsion allows the user to move uphill as well as downhill without taking your foot off the board like what you do on the skateboard. The wave board is the first company to make wave boards.