CREATE TABLE table_1674 ("Game" FLOAT, "Date" TEXT, "Team" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location Attendance" TEXT, "Record" TEXT)

who made highest rebounds on april 11
SELECT "High rebounds" FROM table_1674 WHERE "Date" = 'April 11'
SELECT "High rebounds" FROM "table_1674" WHERE "Date" = 'April 11'