AFP, Chicago :A Muslim teenager arrested after a Texas teacher mistook his homemade clock for a bomb won invitations to the White House, Google and Facebook in a surge of public support.President Barack Obama congratulated Ahmed Mohamed, 14, on his skills in a pointed rebuke to school and police officials — who defended his arrest — amid accusations of Islamophobia.”Cool clock, Ahmed. Want to bring it to the White House? We should inspire more kids like you to like science. It’s what makes America great,” Obama tweeted.A photo of Mohamed standing in handcuffs while wearing a t-shirt with the US space agency NASA’s logo was retweeted thousands of times in a matter of hours and “#IStandWithAhmed” became the top trending hashtag on Twitter.Mohamed told the Dallas Morning News he hoped to impress teachers by bringing the clock to school on Monday.”My hobby is to invent stuff,” the teen said in a video posted on the paper’s website, filmed in his electronics-filled bedroom.